[tor-commits] [translation/tails-iuk] Update translations for tails-iuk

translation at torproject.org translation at torproject.org
Wed Feb 19 08:47:29 UTC 2014


commit 07f02d70c22b6b09b2f0479bbd46066300a0e554
Author: Translation commit bot <translation at torproject.org>
Date:   Wed Feb 19 08:47:27 2014 +0000

    Update translations for tails-iuk
---
 ach.po          |  101 +++++++++++++++++++++++++++++++-------------------
 ady.po          |  103 ++++++++++++++++++++++++++++++++-------------------
 af.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ak.po           |  101 +++++++++++++++++++++++++++++++-------------------
 am.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ar.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 arn.po          |  101 +++++++++++++++++++++++++++++++-------------------
 ast.po          |  101 +++++++++++++++++++++++++++++++-------------------
 az.po           |  101 +++++++++++++++++++++++++++++++-------------------
 be.po           |  103 ++++++++++++++++++++++++++++++++-------------------
 bg.po           |  101 +++++++++++++++++++++++++++++++-------------------
 bg_BG.po        |  101 +++++++++++++++++++++++++++++++-------------------
 bn.po           |  101 +++++++++++++++++++++++++++++++-------------------
 bn_IN.po        |  101 +++++++++++++++++++++++++++++++-------------------
 bo.po           |  101 +++++++++++++++++++++++++++++++-------------------
 br.po           |  101 +++++++++++++++++++++++++++++++-------------------
 bs.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ca.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 ca_ES.po        |  101 +++++++++++++++++++++++++++++++-------------------
 cs.po           |  103 ++++++++++++++++++++++++++++++++-------------------
 csb.po          |  101 +++++++++++++++++++++++++++++++-------------------
 cy.po           |  101 +++++++++++++++++++++++++++++++-------------------
 da.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 de.po           |  107 +++++++++++++++++++++++++++++++++--------------------
 dz.po           |  101 +++++++++++++++++++++++++++++++-------------------
 el.po           |  101 +++++++++++++++++++++++++++++++-------------------
 el_GR.po        |  101 +++++++++++++++++++++++++++++++-------------------
 en_GB.po        |  101 +++++++++++++++++++++++++++++++-------------------
 eo.po           |  103 ++++++++++++++++++++++++++++++++-------------------
 es.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 es_AR.po        |  101 +++++++++++++++++++++++++++++++-------------------
 es_CO.po        |  101 +++++++++++++++++++++++++++++++-------------------
 et.po           |  101 +++++++++++++++++++++++++++++++-------------------
 eu.po           |  101 +++++++++++++++++++++++++++++++-------------------
 fa.po           |  103 ++++++++++++++++++++++++++++++++-------------------
 fi.po           |  101 +++++++++++++++++++++++++++++++-------------------
 fil.po          |  101 +++++++++++++++++++++++++++++++-------------------
 fo.po           |  101 +++++++++++++++++++++++++++++++-------------------
 fr.po           |  107 +++++++++++++++++++++++++++++++++--------------------
 fr_CA.po        |  105 ++++++++++++++++++++++++++++++++--------------------
 fur.po          |  101 +++++++++++++++++++++++++++++++-------------------
 fy.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ga.po           |  101 +++++++++++++++++++++++++++++++-------------------
 gl.po           |  103 ++++++++++++++++++++++++++++++++-------------------
 gu.po           |  101 +++++++++++++++++++++++++++++++-------------------
 gu_IN.po        |  101 +++++++++++++++++++++++++++++++-------------------
 gun.po          |  101 +++++++++++++++++++++++++++++++-------------------
 ha.po           |  101 +++++++++++++++++++++++++++++++-------------------
 he.po           |  111 ++++++++++++++++++++++++++++++++++---------------------
 hi.po           |  101 +++++++++++++++++++++++++++++++-------------------
 hr.po           |  101 +++++++++++++++++++++++++++++++-------------------
 hr_HR.po        |  101 +++++++++++++++++++++++++++++++-------------------
 ht.po           |  101 +++++++++++++++++++++++++++++++-------------------
 hu.po           |  101 +++++++++++++++++++++++++++++++-------------------
 hy.po           |  101 +++++++++++++++++++++++++++++++-------------------
 hy_AM.po        |  101 +++++++++++++++++++++++++++++++-------------------
 ia.po           |  101 +++++++++++++++++++++++++++++++-------------------
 id.po           |  101 +++++++++++++++++++++++++++++++-------------------
 is.po           |  101 +++++++++++++++++++++++++++++++-------------------
 it.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 ja.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 jv.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ka.po           |  101 +++++++++++++++++++++++++++++++-------------------
 km.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 kn.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ko.po           |  103 ++++++++++++++++++++++++++++++++-------------------
 ko_KR.po        |  101 +++++++++++++++++++++++++++++++-------------------
 ku.po           |  101 +++++++++++++++++++++++++++++++-------------------
 kw.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ky.po           |  101 +++++++++++++++++++++++++++++++-------------------
 lb.po           |  101 +++++++++++++++++++++++++++++++-------------------
 lg.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ln.po           |  101 +++++++++++++++++++++++++++++++-------------------
 lo.po           |  101 +++++++++++++++++++++++++++++++-------------------
 lt.po           |  101 +++++++++++++++++++++++++++++++-------------------
 lv.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 mg.po           |  101 +++++++++++++++++++++++++++++++-------------------
 mi.po           |  101 +++++++++++++++++++++++++++++++-------------------
 mk.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ml.po           |  101 +++++++++++++++++++++++++++++++-------------------
 mn.po           |  101 +++++++++++++++++++++++++++++++-------------------
 mr.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ms_MY.po        |  101 +++++++++++++++++++++++++++++++-------------------
 mt.po           |  101 +++++++++++++++++++++++++++++++-------------------
 my.po           |  101 +++++++++++++++++++++++++++++++-------------------
 nah.po          |  101 +++++++++++++++++++++++++++++++-------------------
 nap.po          |  101 +++++++++++++++++++++++++++++++-------------------
 nb.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 nds.po          |  101 +++++++++++++++++++++++++++++++-------------------
 ne.po           |  101 +++++++++++++++++++++++++++++++-------------------
 nl.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 nl_BE.po        |  101 +++++++++++++++++++++++++++++++-------------------
 nn.po           |  101 +++++++++++++++++++++++++++++++-------------------
 nso.po          |  101 +++++++++++++++++++++++++++++++-------------------
 oc.po           |  101 +++++++++++++++++++++++++++++++-------------------
 or.po           |  101 +++++++++++++++++++++++++++++++-------------------
 pa.po           |  101 +++++++++++++++++++++++++++++++-------------------
 pap.po          |  101 +++++++++++++++++++++++++++++++-------------------
 pl.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 pms.po          |  101 +++++++++++++++++++++++++++++++-------------------
 ps.po           |  101 +++++++++++++++++++++++++++++++-------------------
 pt.po           |  101 +++++++++++++++++++++++++++++++-------------------
 pt_BR.po        |  105 ++++++++++++++++++++++++++++++++--------------------
 ro.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ru.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 ru at petr1708.po  |  101 +++++++++++++++++++++++++++++++-------------------
 sco.po          |  101 +++++++++++++++++++++++++++++++-------------------
 si.po           |  101 +++++++++++++++++++++++++++++++-------------------
 si_LK.po        |  101 +++++++++++++++++++++++++++++++-------------------
 sk.po           |  101 +++++++++++++++++++++++++++++++-------------------
 sk_SK.po        |  101 +++++++++++++++++++++++++++++++-------------------
 sl.po           |  101 +++++++++++++++++++++++++++++++-------------------
 sl_SI.po        |  101 +++++++++++++++++++++++++++++++-------------------
 sn.po           |  101 +++++++++++++++++++++++++++++++-------------------
 so.po           |  101 +++++++++++++++++++++++++++++++-------------------
 son.po          |  101 +++++++++++++++++++++++++++++++-------------------
 sq.po           |  101 +++++++++++++++++++++++++++++++-------------------
 sr.po           |  103 ++++++++++++++++++++++++++++++++-------------------
 sr at latin.po     |  101 +++++++++++++++++++++++++++++++-------------------
 st.po           |  101 +++++++++++++++++++++++++++++++-------------------
 su.po           |  101 +++++++++++++++++++++++++++++++-------------------
 sv.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 sw.po           |  101 +++++++++++++++++++++++++++++++-------------------
 szl.po          |  101 +++++++++++++++++++++++++++++++-------------------
 ta.po           |  103 ++++++++++++++++++++++++++++++++-------------------
 tails-iuk.pot   |  103 ++++++++++++++++++++++++++++++++-------------------
 te.po           |  101 +++++++++++++++++++++++++++++++-------------------
 te_IN.po        |  101 +++++++++++++++++++++++++++++++-------------------
 tg.po           |  101 +++++++++++++++++++++++++++++++-------------------
 th.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ti.po           |  101 +++++++++++++++++++++++++++++++-------------------
 tk.po           |  101 +++++++++++++++++++++++++++++++-------------------
 tr.po           |  105 ++++++++++++++++++++++++++++++++--------------------
 uk.po           |  103 ++++++++++++++++++++++++++++++++-------------------
 ur.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ur_PK.po        |  101 +++++++++++++++++++++++++++++++-------------------
 uz.po           |  101 +++++++++++++++++++++++++++++++-------------------
 ve.po           |  101 +++++++++++++++++++++++++++++++-------------------
 vi.po           |  101 +++++++++++++++++++++++++++++++-------------------
 wa.po           |  101 +++++++++++++++++++++++++++++++-------------------
 wo.po           |  101 +++++++++++++++++++++++++++++++-------------------
 zh.po           |  101 +++++++++++++++++++++++++++++++-------------------
 zh_CN.GB2312.po |  101 +++++++++++++++++++++++++++++++-------------------
 zh_CN.po        |  105 ++++++++++++++++++++++++++++++++--------------------
 zh_HK.po        |  101 +++++++++++++++++++++++++++++++-------------------
 zh_TW.po        |  101 +++++++++++++++++++++++++++++++-------------------
 zu.po           |  101 +++++++++++++++++++++++++++++++-------------------
 147 files changed, 9318 insertions(+), 5641 deletions(-)

diff --git a/ach.po b/ach.po
index a97a0db..fe48c8c 100644
--- a/ach.po
+++ b/ach.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Acoli (http://www.transifex.com/projects/p/torproject/language/ach/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ach\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ady.po b/ady.po
index f310f1c..20dd5b3 100644
--- a/ady.po
+++ b/ady.po
@@ -7,9 +7,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-11 21:01+0000\n"
-"Last-Translator: Phoul <colin at torproject.org>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Adyghe (http://www.transifex.com/projects/p/torproject/language/ady/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ady\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/af.po b/af.po
index 2acb5ac..961830a 100644
--- a/af.po
+++ b/af.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Afrikaans (http://www.transifex.com/projects/p/torproject/language/af/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: af\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ak.po b/ak.po
index c9afc7e..0fbf92f 100644
--- a/ak.po
+++ b/ak.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Akan (http://www.transifex.com/projects/p/torproject/language/ak/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ak\n"
 "Plural-Forms: nplurals=2; plural=n > 1;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/am.po b/am.po
index 53c7bb9..4ed10ce 100644
--- a/am.po
+++ b/am.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Amharic (http://www.transifex.com/projects/p/torproject/language/am/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: am\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ar.po b/ar.po
index 60d1002..8ddab13 100644
--- a/ar.po
+++ b/ar.po
@@ -10,9 +10,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-14 14:36+0000\n"
-"Last-Translator: Mohammed ALDOUB <voulnet at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Arabic (http://www.transifex.com/projects/p/torproject/language/ar/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -20,7 +20,7 @@ msgstr ""
 "Language: ar\n"
 "Plural-Forms: nplurals=6; plural=n==0 ? 0 : n==1 ? 1 : n==2 ? 2 : n%100>=3 && n%100<=10 ? 3 : n%100>=11 && n%100<=99 ? 4 : 5;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -33,11 +33,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Debugging information</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "خطأ أثناء التحقق من وجود ترقيات"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -46,39 +46,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "لم نتمكن من تحديد ترقيه متاحه من موقعنا.\n\nتأكد من الأتصال ثم أعد تشغيل تايلز لمحاوله الترقيه من جديد.\n\nإذا استمرت المشكله, أذهب إلى file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "لا يوجد تحديثات للنطام"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "هذه النسخة من تيلز قديمة و قد يكون بها ثغرات امنية."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "التحديث الاضافي المتاح يحتاج إلي %{space_needed} مساحة فارغة علي قرص تيلز، ولكن يوجد فقط %{free_space}."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "التحديث الاضافي المتاح يحتاج إلي %{memory_needed} ذاكرة فارغة، ولكن يوجد فقط %{free_memory}."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "يوجد تحديث اضافي متاح و ليس تحديث كامل.\nهذا لا ينبغي أن يحدث. الرجاء التبليغ عن الخطأ."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "حدث خطأ أثناء الكشف عن التحديثات المتوفرة"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -94,44 +119,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>يجب عليك التحديث إلى %{name}s %{version}s.</b>\n\nلمزيد من التفاصيل، قم بزيارة %{details_url}s.\n\nينصح بإغلاق جميع التطبيقات أثناء التحديث.\nتحميل التحديث قد يستغرق وقتاً طويلا، من عدة دقائق إلى ساعات قليلة.\nسيتم اطفاء الاتصال بالشبكة بعد تحميل التحديث.\n\nحجم التحديث: %{size}s\n\nهل تريد التحديث الآن؟"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "يوجد تحديث متاح"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "رقي الآن"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "رقي لاحقاً"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>يجب عليك التحديث يدويا إلى %{name}s %{version}s.</b>\n\nلمزيد من التفاصيل عن النسخة الجديدة، قم بزيارة  %{details_url}s.\n\nلا يمكن تحديث جهازك إلى هذه النسخة آلياً.\n\nلتعلم كيفية القيام بتحديث يدوي، قم بزيارة https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "يوجد نسخة جديدة متوفرة"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "حاري تنزيل التحديث"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "جارٍ تنزيل الترقيه لِ %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -139,7 +164,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>لم يتم تنزيل الترقيه.</b>\\n\\nتأكد من الأتصال و أعد تشغيل تايلز للمحاوله مرة أخرى\\n\\nإذا استمرت المشكلة, إذهب إلى file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -149,26 +174,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Debugging information</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "حدث خطأ اثناء تنزيل التحديث"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "الملف '%{output_file}s' غير موجود, ولكن tails-iuk-get-target-file لم يعترض. يرجى التبليغ عن الخطأ البرمجي."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "فشل اثناء عملية إنشاء ملف مؤقت خاص بالتحميل"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "فشل في عملية إنشاء ملف مؤقت خاص بالتحميل"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -178,46 +203,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>تم تحديث جهاز التايلز لديك بنجاح.</b>\n\nتم اغلاق بعض الخواص الأمنية مؤقتاً.\nيجب عليك إعادة التشغيل بأقرب وقت ممكن.\n\nهل تريد إعادة التشغيل الآن؟"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "أعد تشغيل تيلز"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "أعد التشعيل الان"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "أعد التشغيل لاحقاً"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "حدث خطأ اثناء عملية أعادة التشغيل"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "فشلت عملية أعادة التشغيل"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "حدث خطأ اثناء اغلاق الشبكة"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "فشلت عملية اغلاق الشبكة"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "جاري تحديث النظام"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>يتم تحديث جهاز التايلز لديك...</b>\n\nلبعض الأسباب الأمنية، تم تعطيل الاتصال بالشبكة."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -225,6 +250,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>حصل خطأ أثناء التحديث.</b>\\n\\nجهاز التايلز لديك يحتاج إلى إصلاح وقد لا يتمكن من إعادة التشغيل.\\n\\nاتبع التعليمات على file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "حدث خطأ اثناء تثبيت التحديث"
diff --git a/arn.po b/arn.po
index aea80c6..af741fc 100644
--- a/arn.po
+++ b/arn.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Mapudungun (http://www.transifex.com/projects/p/torproject/language/arn/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: arn\n"
 "Plural-Forms: nplurals=2; plural=n > 1;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ast.po b/ast.po
index 0029954..71cd235 100644
--- a/ast.po
+++ b/ast.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Asturian (http://www.transifex.com/projects/p/torproject/language/ast/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ast\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/az.po b/az.po
index ede7a80..2f0fb7f 100644
--- a/az.po
+++ b/az.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Azerbaijani (http://www.transifex.com/projects/p/torproject/language/az/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: az\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/be.po b/be.po
index 0dbc54e..a11571c 100644
--- a/be.po
+++ b/be.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-17 12:30+0000\n"
-"Last-Translator: debconf <prach.by at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Belarusian (http://www.transifex.com/projects/p/torproject/language/be/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: be\n"
 "Plural-Forms: nplurals=4; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Сістема абнолена"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Гэтая версія Tails састарэла і можа мець уразлівасць."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Памылка падчас пошуку абнаўленняў"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Абнаўленне даступна"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/bg.po b/bg.po
index c367193..d48d551 100644
--- a/bg.po
+++ b/bg.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Bulgarian (http://www.transifex.com/projects/p/torproject/language/bg/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: bg\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/bg_BG.po b/bg_BG.po
index 38e268f..f5c6e4c 100644
--- a/bg_BG.po
+++ b/bg_BG.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Bulgarian (Bulgaria) (http://www.transifex.com/projects/p/torproject/language/bg_BG/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: bg_BG\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/bn.po b/bn.po
index 1e465d2..b2c21b4 100644
--- a/bn.po
+++ b/bn.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Bengali (http://www.transifex.com/projects/p/torproject/language/bn/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: bn\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/bn_IN.po b/bn_IN.po
index d6627d6..8c15d62 100644
--- a/bn_IN.po
+++ b/bn_IN.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Bengali (India) (http://www.transifex.com/projects/p/torproject/language/bn_IN/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: bn_IN\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/bo.po b/bo.po
index 5a68534..efbcf6e 100644
--- a/bo.po
+++ b/bo.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Tibetan (http://www.transifex.com/projects/p/torproject/language/bo/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: bo\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/br.po b/br.po
index d4f2ab2..5730a05 100644
--- a/br.po
+++ b/br.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Breton (http://www.transifex.com/projects/p/torproject/language/br/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: br\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/bs.po b/bs.po
index 9d1e693..98370e3 100644
--- a/bs.po
+++ b/bs.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Bosnian (http://www.transifex.com/projects/p/torproject/language/bs/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: bs\n"
 "Plural-Forms: nplurals=3; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ca.po b/ca.po
index 7888ab5..876fa43 100644
--- a/ca.po
+++ b/ca.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-17 22:10+0000\n"
-"Last-Translator: laia_ <laiaadorio at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Catalan (http://www.transifex.com/projects/p/torproject/language/ca/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: ca\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Informació de depuració</b>\n<i>Surt del codi</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Error mentre es cercaven actualitzacions"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>No es pot determinar si hi ha una actualització disponible de la nostra pàgina web</b>\n\nRevisa la teva connexió de xarxa i reinicia Tails per intentar actualitzar-lo un altre cop\n\nSi el problema romàn, vés a file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "El sistema està actualitzat"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Aquesta versió de Tails està obsoleta i pot presentar problemes de seguretat. "
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "L'Actualització incremental disponible requereix %{space_needed}s d'espai lliure a la partició de Tails, però només hi ha %{free_space}s disponible. "
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "L'actualització incremental requereix %{memory_needed}s de memòria lliure, però nomes hi ha %{free_memory}s disponible. "
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Hi ha una actualització incremental disponible, però cap de completa.\nAixò no hauria de passar. Si us plau, informa de l'error. "
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Error durant la detecció d'actualitzacions"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Hauries d'actualitzar a %{name}s %{version}s.</b>\n\nPer a més informació sobre aquesta nova versió, ves a %{details_url}s.\n\nÉs recomanable tancar totes les aplicacions obertes durant l'actualització.\nDescaregar l'habitació pot tardar una estona, des de pocs minuts fins a unes quantes hores. \nLa xarxa serà deshabilitada després de descarregar l'actualització.\n\nMida de descàrrega: %{size}s\n\nVols actualitzar ara?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Actualització disponible"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Actualitzar ara"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Actualitzar després"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Hauries de fer una actualització manual a %{name}s %{version}s.</b>\n\nPer a més informació sobre aquesta nova versió, vés a  %{details_url}s.\n\nNo és possible actualitzar automàticament el teu dispositiu a aquesta nova versió.\n\nPer aprendre com fer una actualització manual, vés a https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Nova versió disponible"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Descarregant actualització"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Descarregant l'actualització a %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>L'actualtzació no ha pogut ésser descarregada.</b>\\n\\nRevisa la teva connexió en xarxa, i reinicia Tails per intentar actualitzar-lo un altre cop.\\n\\nSi el problema persisteix, vés a  file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Informació de depuració</b>\n<i>Surt del codi</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Error mentre es descarregava l'actualització"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "L'arxiu de sortida '%{output_file}s' no existeix, però tails-iuk-get-target-file no s'ha queixat. Si us plau, informa de l'error. "
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Error mentre es creava la carperta temporal de descàrrega"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Fallida en crear la carpeta temporal de descàrrega"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>El teu dispositiu Tails ha estat actualitzat correctament.</b>\n\nAlgunes característiques de seguretat han estat temporalment deshabilitades.\nHauries de reiniciar Tails a la nova versió tan aviat com sigui possible.\n\nVols reiniciar ara?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Reinicia Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Reinicia ara"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Reinicia després"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Error mentre es reiniciava el sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Fallida en reiniciar el sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Error mentre s'apagava la xarxa"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Fallida en apagar la xarxa"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Actualitzant el sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>El teu dispositiu Tails està essent actualitzat...</b>\n\nPer raons de seguertat, la xarxa està deshabilitada. "
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Ha ocorregut un error mentre s'instal·lava l'actualització.</b>\\n\\nEl teu dispositiu Tails ha de ser reparat i pot ser que no pugui reiniciar-se.\\n\\nSi us plau segueix les instruccions que hi ha a file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Error mentre s'instal·lava l'actualització"
diff --git a/ca_ES.po b/ca_ES.po
index ba8fb42..8688e3f 100644
--- a/ca_ES.po
+++ b/ca_ES.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Catalan (Spain) (http://www.transifex.com/projects/p/torproject/language/ca_ES/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ca_ES\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/cs.po b/cs.po
index 66f1eb5..5a1c92b 100644
--- a/cs.po
+++ b/cs.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-29 14:37+0100\n"
-"PO-Revision-Date: 2014-02-05 11:28+0000\n"
-"Last-Translator: jui <appukonrad at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Czech (http://www.transifex.com/projects/p/torproject/language/cs/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: cs\n"
 "Plural-Forms: nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Chyba při kontrole aktualizací"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Nelze určit, zda je k dispozici na našich webových stránkách aktualizace.</b>\n\nZkontrolujte připojení k síti, restartujte Tails a vyzkoušejte aktualizaci znovu. \n\nPokud problém přetrvává, přejděte na soubor ::///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Systém je aktuální"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Tato verze Tails je zastaralá a může mít problémy se zabezpečením."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Dostupná přírustková aktualizace vyžaduje %{space_needed}s volného místa na systémovém oddílu Tails, ale je k dispozici pouze %{free_space}s ."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Dostupná přírustková aktualizace vyžaduje %{memory_needed}s volného místa v paměti, ale je k dispozici pouze %{free_memory}s volné paměti ."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Chyba při zjišťování dostupných aktualizací"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Měli byste aktualizovat na %{name}s %{version}s.</b>\n\nPro více informací o této nové verzi, navštivte %{details_url}s.\n\nPři aktualizaci je doporučeno ukončit všechny spuštěné aplikace. \nStahování aktualizace může trvat dlouhou dobu, od několika minut do několika hodin.\nPo ukončení stahování dojde k odpojení síťe.\n\nVelikost ke stažení: %{size}s\n\nChcete nyní provést aktualizaci?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Aktualizace k dispozici"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Aktualizovat nyní"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Aktualizovat později"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Dostupná nová verze"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Stahování aktualizace"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Stahování aktualizace %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Chyba při stahování aktualizace"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Chyba při vytváření dočasného adresáře stahování"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Nepodařilo se vytvořit dočasný adresář pro stahování"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Restartovat Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Restartovat nyní"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Restartovat později"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Chyba při restartu systému"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Nepodařilo se restartovat systém"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Chyba při vypínání sítě"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Nepodařilo se vypnout síť"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Aktualizace systému"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Chyba při instalaci aktualizace"
diff --git a/csb.po b/csb.po
index 9f162db..df1fd09 100644
--- a/csb.po
+++ b/csb.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Kashubian (http://www.transifex.com/projects/p/torproject/language/csb/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: csb\n"
 "Plural-Forms: nplurals=3; plural=n==1 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/cy.po b/cy.po
index e6f017e..41f9d4d 100644
--- a/cy.po
+++ b/cy.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Welsh (http://www.transifex.com/projects/p/torproject/language/cy/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: cy\n"
 "Plural-Forms: nplurals=4; plural=(n==1) ? 0 : (n==2) ? 1 : (n != 8 && n != 11) ? 2 : 3;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/da.po b/da.po
index b055584..711733a 100644
--- a/da.po
+++ b/da.po
@@ -9,9 +9,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-26 18:00+0000\n"
-"Last-Translator: bna1605 <bna1605 at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Danish (http://www.transifex.com/projects/p/torproject/language/da/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -19,7 +19,7 @@ msgstr ""
 "Language: da\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -32,11 +32,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Fejlfindings information</b>\n<i>slut kode</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Der opstod en fejl mens der blev søgt efter opdateringer"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -45,39 +45,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Kunne ikke fastsætte om der er en opgradering tilgængelig på vores hjemmeside.</b>\n\nCheck din netværksforbindelse og genstart Tails for at prøve at opgradere igen.\n\nHvis problemet ikke forsvinder, gå til filen:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Systemet er ajour"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Denne version af Tails er forældet, og kan indeholde sikkerhedsproblemer."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Den tilgængelige gradvise opdatering kræver %{space_needed} ledig plads på Tails system-partitionen, men der er kun %{free_space} til rådighed."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Den tilgængelige gradvise opdatering kræver %{memory_needed} ledig hukommelse, men der er kun %{free_memory} til rådighed."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "En gradvis opdatering er tilgængelig uden at der eksisterer en tilsvarende komplet opdatering. Dette burde ikke ske. Rapporter venligst fejlen."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Der opstod en fejl mens der blev søgt efter tilgængelige opgraderinger"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -93,44 +118,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Du burde opgradere til %{name}s %{version}s.</b>\n\nFor mere information om denne nye version, gå til %{details_url}s.\n\nVi foreslår at du lukker alle åbne applikationer mens du opgraderer.\nOpgraderingen vil tage et par minutter til et par timer.\nNetworking vil blive deaktiveret efter du har downloadet opgraderingen.\n\nDownload størrelse: %{size}s\n\nVil du opgradere nu?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Opgradering tilgængelig"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Opgrader nu"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Opgrader senere"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Du burde manuelt opgradere til %{name}s %{version}s.</b>\n\nFor mere information om denne nye version, gå til %{details_url}s.\n\nDet er ikke muligt at opgradere til denne version automatiskt.\n\nFor at lære hvordan man opgraderer manuelt, gå til https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "En ny version er tilgængelig"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Henter opdatering"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Downloader opgraderingen til %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -138,7 +163,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>Opgraderingen kunne ikke blive downloadet.</b>\\n\\nCheck din netværksforbindelse, og genstart Tails for at prøve igen.\\n\\nHvis problemet ikke forsvinder, gå til file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -148,26 +173,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Fejlfindings information</b>\n<i>slut kode</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Fejl under download af opdateringen"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Output filen '%{output_file}s' eksisterer ikke, men tails-iuk-get-target-file meldte ingen fejl. Rapporter venligst dette som en fejl."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Der opstod en fejl under oprettelsen af den midlertidlige download-mappe"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Den midlertidige download mappe kunne ikke oprettes"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -177,46 +202,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Dit Tails apperat blev opgraderet med succes.</b>\n\nNogle sikkerheds komponenter blev deaktiveret midlertidigt.\nDu burde genstarte Tails med den nyeste version så snart som muligt.\n\nVil du genstarte nu?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Genstart Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Genstart nu"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Genstart senere"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Der opstod en fejl under genstart af systemet"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Systemet kunne ikke genstartes"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Der opstod en fejl under nedlukningen af netværket"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Kunne ikke nedlukke netværket"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Opdaterer systemet"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Dit Tails apperat bliver opgraderet...</b>\n\nFor sikkerheds årsager er networking blevet deaktiveret."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -224,6 +249,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>En fejl opstod mens opgraderingen blev installeret.</b>\\n\\nDit Tails apperat har brug for at blive repareret, og kan muligvis ikke genstarte.\\n\\nVær venlig at følge instruktionerne i filen:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Fejl under installeringen af opdateringen"
diff --git a/de.po b/de.po
index c630e39..e2e9de7 100644
--- a/de.po
+++ b/de.po
@@ -4,16 +4,16 @@
 # 
 # Translators:
 # noble <noble at posteo.de>, 2013
-# rike, 2014
+# rike <u at 451f.org>, 2014
 # to_ba, 2013-2014
 # nufuk <tor at nufuk.com>, 2013
 msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-14 15:07+0000\n"
-"Last-Translator: to_ba\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: German (http://www.transifex.com/projects/p/torproject/language/de/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -21,7 +21,7 @@ msgstr ""
 "Language: de\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -34,11 +34,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Fehlersuchinformation</b>\n<i>Beenden-Code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Fehler beim Suchen nach Aktualisierungen"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -47,39 +47,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Es konnte nicht festgestellt werden, ob eine Aktualisierung auf unserer Webseite verfügbar ist.</b>\n\nBitte überprüfen Sie Ihre Netzwerkverbindung und starten Sie Tails erneut, für einen erneuten Versuch einer Aktualisierung.\n\nWenn das Problem weiterhin besteht, sehen Sie sich diese Datei an file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Das System ist aktuell"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Diese Version von Tails ist veraltet und hat Sicherheitsprobleme."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Die verfügbare inkrementelle Aktualisierung benötigt %{space_needed}s freien Speicherplatz auf der Tails-Systempartition, aber es sind nur %{free_space}s verfügbar. "
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Die verfügbare inkrementelle Aktualisierung benötigt %{memory_needed}s freien Hauptspeicher, aber es sind nur %{free_memory}s verfügbar."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Eine inkrementelle Aktualisierung ist verfügbar. Aber eine vollständige Aktualisierung wurde erwartet.\nDas sollte nicht passieren. Bitte melden Sie diesen Fehler."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Fehler beim Suchen nach Aktualisierungen"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -95,44 +120,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Sie sollten auf %{name}s %{version}s aktualisieren.</b>\n\nFür weitere Informationen zu dieser neuen Version, besuchen Sie %{details_url}s.\n\nEs ist empfohlen alle offenen Anwendungen vor der Aktualisierung zu schließen.\nDas Herunterladen der Aktualisierung könnte einige Zeit, von mehreren Minuten bis einigen Stunden, benötigen.\nDas Netzwerk wird nach dem Herunterladen der Aktualisierung abgeschalten.\n\nGröße zu Herunterladen: %{size}s\n\nWollen Sie jetzt aktualisieren?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Aktualisierung verfügbar"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Jetzt aktualisieren"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Später aktualisieren"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Sie sollten eine manuelle Aktualisierung auf %{name}s %{version}s durchführen.</b>\n\nFür nähere Informationen über diese neue Version besuchen Sie bitte %{details_url}s.\n\nEs ist nicht möglich, Ihr Gerät automatisch auf diese neue Version zu aktualisieren.\n\nUm zu lernen, wie man eine manuelle Aktualisierung vornimmt, besuchen Sie bitte https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Eine neue Version ist verfügbar"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Aktualisierung herunterladen"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Herunterladen der Aktualisierung auf %{name}s %{version}s …"
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -140,7 +165,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>Die Aktualisierung konnte nicht heruntergeladen werden.</b>\\n\\nBitte überprüfen Sie Ihre Netzwerkverbindung und starten Sie Tails für einen erneuten Versuch einer Aktualisierung.\\n\\nWenn das Problem weiterhin besteht, sehen Sie sich diese Datei an file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -150,26 +175,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Fehlersuchinformation</b>\n<i>Beenden-Code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Fehler beim Herunterladen einer Aktualisierung"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Die Ausgabedatei »%{output_file}s« existiert nicht, aber tails-iuk-get-target-file hat nichts beanstandet. Bitte melden Sie den Fehler."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Fehler während des Erstellens eines temporären Verzeichnisses zum Herunterladen"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Fehler beim Erstellen eines temporären Verzeichnisses zum Herunterladen"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -179,46 +204,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Ihr Tails-Gerät wurde erfolgreich aktualisiert</b>\n\nEinige Sicherheitsfunktionen wurden vorübergehend abgeschalten.\nSie sollten Tails mit der neuen Version so bald wie möglich neu starten.\n\nWollen Sie jetzt neu starten?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Neustart von Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Jetzt neu starten"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "später neu starten"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Beim Neustart des Systems ist ein Fehler aufgetreten"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Neustart des Systems ist fehlgeschlagen"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Fehler beim Herunterfahren des Netzwerks"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Herunterfahren des Netzwerks ist fehlgeschlagen"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Das System aktualisieren"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Ihr Tails-Gerät wird aktualisiert …</b>\n\nAus Sicherheitsgründen wird das Netzwerk jetzt abgeschalten."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -226,6 +251,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Ein Fehler ist während der Aktualisierung ausgetreten.</b>\\n\\nIhr Tails-Gerät muß repariert werden und ein Neustart könnte fehlschlagen.\\n\\nBitte folgen Sie den Anweisungen in der Datei file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Fehler beim Installieren der Aktualisierungen"
diff --git a/dz.po b/dz.po
index f9516d2..f9e5bd4 100644
--- a/dz.po
+++ b/dz.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Dzongkha (http://www.transifex.com/projects/p/torproject/language/dz/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: dz\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/el.po b/el.po
index fa58450..04452de 100644
--- a/el.po
+++ b/el.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Greek (http://www.transifex.com/projects/p/torproject/language/el/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: el\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/el_GR.po b/el_GR.po
index 3a0d02e..f8edfbc 100644
--- a/el_GR.po
+++ b/el_GR.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Greek (Greece) (http://www.transifex.com/projects/p/torproject/language/el_GR/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: el_GR\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/en_GB.po b/en_GB.po
index 3b49433..69c61a2 100644
--- a/en_GB.po
+++ b/en_GB.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: English (United Kingdom) (http://www.transifex.com/projects/p/torproject/language/en_GB/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: en_GB\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/eo.po b/eo.po
index 3c5e792..e864fc2 100644
--- a/eo.po
+++ b/eo.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-10 19:20+0000\n"
-"Last-Translator: naza_loligo <cjk34 at cam.ac.uk>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Esperanto (http://www.transifex.com/projects/p/torproject/language/eo/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: eo\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "La sistemo ĝisdatiĝis"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Ĉi-tiu versio de Tails estas neĝisdata, kaj povas havi sekurecproblemojn"
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Eraro dum serĉante haveblajn ĝisdatigojn"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Äœisdatigo haveblas"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Elŝutante ĝisdatigon"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/es.po b/es.po
index 4ba05f5..119893e 100644
--- a/es.po
+++ b/es.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-22 10:10+0000\n"
-"Last-Translator: strel\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Spanish (http://www.transifex.com/projects/p/torproject/language/es/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: es\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Información de depuración</b>\n<i>código de salida</i>: %{exit_code}i\n\n<i>stdout (salida estándar):</i>\n%{stdout}s\n\n<i>stderr (error estándar):</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Error al comprobar si hay actualizaciones"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>No se pudo determinar si hay una actualización disponible desde nuestro sitio web.</b>\n\nCompruebe su conexión a la red, y reinicie Tails para intentar actualizar de nuevo.\n\nSi el problema persiste, vaya al fichero file:///usr/share/doc/tails/website/doc/upgrade/error/check.es.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "El sistema está actualizado"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Esta versión de Tails está desfasada, y puede tener problemas de seguridad."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "La actualización incremental disponible requiere %{space_needed}s de espacio libre en la partición de sistema de Tails, pero sólo hay %{free_space}s disponible(s)."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "La actualización incremental disponible requiere %{memory_needed}s de memoria libre, pero sólo hay %{memory_needed}s disponible(s)."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Está disponible una actualización incremental, pero no está disponible ninguna actualización completa.\nEsto no debería ocurrir. Por favor informe del fallo."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Error durante la detección de actualizaciones disponibles"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Debería actualizar a %{name}s %{version}s.</b>\n\nPara más información acerca de esta nueva versión, vaya a %{details_url}s.\n\nSe recomienda cerrar todas las aplicaciones abiertas durante la actualización.\nDescargar la actualización puede llevar bastante tiempo, desde varios minutos a unas pocas horas.\nLas redes estarán deshabilitadas después de descargar la actualización.\n\nTamaño de la descarga: %{size}s\n\n¿Quiere actualizar ahora?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Actualización disponible"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Actualizar ahora"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Actualizar más tarde"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Debe realizar una actualización manual a %{name}s %{version}s.</b>\n\nPara más información acerca de esta versión, vaya a %{details_url}s.\n\nNo es posible actualizar automáticamente su dispositivo a esta nueva versión.\n\nPara aprender como realizar una actualización manual, vaya a https://tails.boum.org/doc/first_steps/upgrade/index.es.html"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Nueva versión disponible"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Descargando actualización"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Descargar la actualización a %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>La actualización no se pudo descargar.</b>\\n\\nCompruebe su conexión a la red, y reinicie Tails para intentar actualizar de nuevo.\\n\\nSi el problema persiste, vaya al fichero file:///usr/share/doc/tails/website/doc/upgrade/error/download.es.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Información de depuración</b>\n<i>código de salida</i>: %{exit_code}i\n\n<i>stderr (error estándar):</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Error al descargar la actualización"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "El fichero de salida '%{output_file}s' no existe, pero tails-iuk-get-target-file (tails-kit_de_actualización_incremental-obtener-fichero-objetivo) no se quejó. Por favor informe del fallo."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Error al crear directorio de descarga temporal"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Fallo al crear directorio de descarga temporal"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Su dispositivo Tails fue actualizado con éxito.</b>\n\nAlgunas funciones de seguridad fueron deshabilitadas temporalmente.\nDebería reiniciar Tails con la nueva versión tan pronto como sea posible.\n\n¿Quiere reiniciar ahora?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Reiniciar Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Reiniciar ahora"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Reiniciar más tarde"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Error al reiniciar el sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Fallo al reiniciar el sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Error al cerrar la red"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Fallo al cerrar la red"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Actualizando el sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Su dispotitivo Tails está siendo actualizado...</b>\n\nPor motivos de seguridad, las conexiones de red ahora están deshabilitadas."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Ha ocurrido un error al instalar la actualización.</b>\\n\\nSu dispositivo Tails precisa ser reparado y podría no ser posible reiniciarlo.\\n\\nPor favor, siga las instrucciones en file:///usr/share/doc/tails/website/doc/upgrade/error/install.es.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Error al instalar la actualización"
diff --git a/es_AR.po b/es_AR.po
index 0a0fa47..e10d299 100644
--- a/es_AR.po
+++ b/es_AR.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Spanish (Argentina) (http://www.transifex.com/projects/p/torproject/language/es_AR/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: es_AR\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/es_CO.po b/es_CO.po
index 6cd2cc9..a56c87d 100644
--- a/es_CO.po
+++ b/es_CO.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Spanish (Colombia) (http://www.transifex.com/projects/p/torproject/language/es_CO/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: es_CO\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/et.po b/et.po
index 54bac1c..b1a5ee6 100644
--- a/et.po
+++ b/et.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Estonian (http://www.transifex.com/projects/p/torproject/language/et/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: et\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/eu.po b/eu.po
index 914f81d..3edaf43 100644
--- a/eu.po
+++ b/eu.po
@@ -8,8 +8,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Basque (http://www.transifex.com/projects/p/torproject/language/eu/)\n"
 "MIME-Version: 1.0\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: eu\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Sistema eguneratuta dago"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Tails-en bertsio hau zahartuta dago, eta segurtasun arazo asko izan ditzake."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Akatsa eguneraketa eskuragarriak antzematerakoan"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Eguneraketa eskuragarri"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Eguneraketa deskargatzen"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Akatsa eguneraketa deskargatzerakoan"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Tails berrabiarazi"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Orain berrabiarazi"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Beranduago berrabiarazi"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/fa.po b/fa.po
index b7ca164..ce717e1 100644
--- a/fa.po
+++ b/fa.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-29 14:37+0100\n"
-"PO-Revision-Date: 2014-02-07 06:40+0000\n"
-"Last-Translator: terra.geogra <e.jahan at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Persian (http://www.transifex.com/projects/p/torproject/language/fa/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: fa\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "سیستم به روز است"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "این نسخه تِیلز کهنه است و ممکن است کاستی های امنینی داشته باشد"
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "ایرادی در هنگام پیدا کردن بروز رسانی های موجود پیدا شد"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "بروز رسانی موجود است"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "بارگذاری بروزرسانیها"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/fi.po b/fi.po
index ea0caa2..c58e5f1 100644
--- a/fi.po
+++ b/fi.po
@@ -8,8 +8,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Finnish (http://www.transifex.com/projects/p/torproject/language/fi/)\n"
 "MIME-Version: 1.0\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: fi\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Vianjäljitystiedot</b>\n<i>poistumiskoodi</i>: %{exit_code}i\n\n<i>vakiotuloste:</i>\n%{stdout}s\n\n<i>vakiovirhetuloste:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Virhe tarkistettaessa päivityksiä"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Päivityksen saatavuuden määritteleminen webbisivultamme epäonnistui.</b>\n\nTarkista verkkoyhteytesi ja yritä taas päivitystä käynnistämällä Tails uudelleen.\n\nJos pulma jatkuu, siirry tiedostoon file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Järjestelmä on ajan tasalla"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Tämä Tails-versio on vanhentunut, ja siinä saattaa olla turvallisuuspulmia."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Saatavilla oleva kasautuva päivitys vaatii %{space_needed}s / Tails-järjestelmäosion vapaasta tilasta,  mutta vain %{free_space}s on käytettävissä."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Saatavilla oleva kasautuva päivitys vaatii %{memory_needed}s / vapaasta muistista, mutta vain %{free_memory}s on käytettävissä."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Kasautuva päivitys on saatavilla, mutta täydellinen päivitys ei ole.\nTätä ei pitäisi tapahtua. Ilmoita ohjelmointivirheestä."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Virhe havaittaessa käytettävissä olevia päivityksiä"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Sinun pitäisi päivittää  %{name}s-sovelluksen %{version}s-versioon.</b>\n\nLisätietoja tästä uudesta versiosta saa siirtymällä osoitteeseen %{details_url}s.\n\nOn suositeltavaa sulkea kaikki avoimet sovellukset päivityksen aikana.\nPäivityksen lataaminen voi kestää pitkän ajan, useista minuuteista muutamaan tuntiin.\nVerkkoyhteys otetaan pois käytöstä päivityksen latauksen jälkeen.\n\nLatauskoko: %{size}s\n\nHaluatko päivittää nyt?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Päivitys on saatavilla."
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Päivitä nyt"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Päivitä myöhemmin"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Uusi versio on saatavilla"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Ladataan päivitys"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Ladataa päivitys %{name}s-sovelluksen %{version}s-versioon..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>Päivityksen lataus epäonnistui.</b>\\n\\nTarkista verkkoyhteytesi ja yritä taas päivitystä käynnistämällä Tails uudelleen.\\n\\nJos pulma jatkuu, siirry osoitteeseen file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Vianjäljitystiedot</b>\n<i>poistumiskoodi</i>: %{exit_code}i\n\n<i>vakiovirhetuloste:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Virhe ladattaessä päivitystä"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Tulostetiedosto '%{output_file}s' ei ole olemassa, mutta tails-iuk-get-target-file ei valita. Ilmoita ohjelmointivirheestä."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Virhe luotaessa tilapäistä lataushakemistoa"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Tilapäisen lataushakemiston luominen epäonnistui"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Tails-laitteesi päivitys onnistui.</b>\n\nJotkut turvallisuusominaisuudet olivat tilapäisesti otettu pois käytöstä.\nSinun pitäisi käynnistää Tails uudelleen uudessa versiossa niin pian kuin mahdollista.\n\nHaluatko käynnistää uudelleen nyt?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Käynnistä Tails uudelleen"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Käynnistä nyt uudelleen"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Käynnistä uudelleen myöhemmin"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Virhe käynnistettäessä järjestelmää uudelleen"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Järjestelmän uudelleenkäynnistys epäonnistui"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Virhe suljettaessa verkkoa"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Verkon sulkeminen epäonnistui"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Järjestelmän päivitys"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Tails-laitteesi päivitetään...</b>\n\nTurvallisuussyistä verkkoyhteytesi on otettu nyt pois käytöstä."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Tapahtui virhe päivityksen asennuksen aikana.</b>\\n\\nTails-laitteesi tarvitsee korjausta ja sen uudelleenkäynnistys ei ehkä onnistu.\\n\\nNoudata osoitteen file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html ohjeita"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Virhe asennettaessa päivitystä"
diff --git a/fil.po b/fil.po
index 14a0e6e..b624fe9 100644
--- a/fil.po
+++ b/fil.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Filipino (http://www.transifex.com/projects/p/torproject/language/fil/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: fil\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/fo.po b/fo.po
index 5f7870f..c50a743 100644
--- a/fo.po
+++ b/fo.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Faroese (http://www.transifex.com/projects/p/torproject/language/fo/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: fo\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/fr.po b/fr.po
index 2c6c780..6f9d0b0 100644
--- a/fr.po
+++ b/fr.po
@@ -4,15 +4,15 @@
 # 
 # Translators:
 # bassmax <adr.poubelle at gmail.com>, 2013
-# rike, 2014
+# rike <u at 451f.org>, 2014
 # Towatowa441, 2013
 msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 09:40+0000\n"
-"Last-Translator: rike\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: French (http://www.transifex.com/projects/p/torproject/language/fr/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -20,7 +20,7 @@ msgstr ""
 "Language: fr\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -33,11 +33,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Information de débogage</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Erreur lors de la vérification des mises à jour disponibles"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -46,39 +46,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>N'a pas pu déterminer si une mise à jour est disponible depuis notre site Web.</b>\n\nVérifiez votre connexion réseau, et redémarrez Tails pour essayer de nouveau de mettre à jour.\n\nSi le problème persiste, allez à file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Le système est à jour"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Cette version de Tails est obsolète, et peut avoir des problèmes de sécurité."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "La mise à jour incrémentale disponible nécessite %{space_needed}s d'espace libre sur la partition système de Tails, mais seulement %{free_space}s est libre."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "La mise à jour incrémentale disponible nécessite %{memory_needed}s de mémoire libre, mais seulement %{free_memory}s est libre."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Une mise à jour incrémentale est disponible, mais pas de mise à jour complète.\nCela ne devrait pas arriver. Veuillez rapporter un bug."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Erreur lors de la vérification des mises à jour disponibles"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -94,44 +119,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Vous devriez mettre à niveau vers %{name}s %{version}s.</b>\n\nPour plus d'informations sur cette nouvelle version, allez sur %{details_url}s.\n\nIl est recommandé de fermer toutes les applications ouvertes pendant la mise à niveau.\nLe téléchargement de la mise à niveau pourrait prendre longtemps, de plusieurs minutes à quelques heures.\nLe réseau sera hors service après le téléchargement de la mise à niveau.\n\nTaille du téléchargement : %{size}s\n\nVoulez-vous mettre à niveau maintenant ?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Mise à jour disponible"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Mettre à niveau maintenant"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Mettre à niveau plus tard"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Vous devriez faire une mise à jour manuelle vers %{name}s %{version}s.</b>\n\nPour plus d'informations sur cette nouvelle version, veuillez visiter %{details_url}s.\n\nIl est impossible de faire une mettre à jour votre appareil de manière automatique vers cette nouvelle version.\n\nAfin de connaître la procédure pour faire une mise à jour manuelle, visitez https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Nouvelle version disponible"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Téléchargement de la mise à jour"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Téléchargement de la mise à niveau vers %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -139,7 +164,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>La mise à niveau n'a pas pu être téléchargée.<b>\\n\\nVérifiez votre connexion réseau et redémarrez Tails pour essayer de nouveau de mettre à niveau.\\n\\nSi le problème persiste, allez sur file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -149,26 +174,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Information de débogage</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Échec lors du téléchargement de la mise à jour"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Le fichier de sortie '%{output_file}s' n'existe pas, mais tails-iuk-get-target-file ne s'en est pas plaint. Veuillez rapporter un bug."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Échec lors de la création du dossier de téléchargement temporaire"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Échec lors de la création du dossier de téléchargement temporaire"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -178,46 +203,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Votre dispositif Tails a été mis à niveau avec succès.<b>\n\nQuelques fonctions de sécurité ont été temporairement mises hors service.\nVous devriez redémarrer Tails sur la nouvelle version dès que possible.\n\nVoulez-vous redémarrer maintenant ?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Redémarrer Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Redémarrer maintenant"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Redémarrer plus tard"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Échec lors du redémarrage du système"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Échec du redémarrage du système"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Échec lors de l'arrêt du réseau"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Échec de l'arrêt du réseau"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Mise à jour du système"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Votre dispositif Tails est en cours de mise à niveau...</b>\n\nPour des raisons de sécurité, le réseau est actuellement hors service."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -225,6 +250,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Une erreur est survenue durant l'installation de la mise à niveau.</b>\\n\\nVotre dispositif Tails nécessite d'être réparé et pourrait être incapable de redémarrer.\\n\\nVeuillez suivre les instructions sur file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Erreur lors de l'installation des mises à jour"
diff --git a/fr_CA.po b/fr_CA.po
index ef0ac0a..529f17f 100644
--- a/fr_CA.po
+++ b/fr_CA.po
@@ -10,9 +10,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:50+0000\n"
-"Last-Translator: Alain-Olivier  Breysse\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: French (Canada) (http://www.transifex.com/projects/p/torproject/language/fr_CA/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -20,7 +20,7 @@ msgstr ""
 "Language: fr_CA\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -33,11 +33,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Information de débogage</b>\n<i>code de sortie</i> : %{exit_code}i\n\n<i>stdout :</i>\n%{stdout}s\n\n<i>stderr :</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Erreur lors de la vérification de mises à niveau"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -46,39 +46,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>N'a pas pu déterminer si une mise à niveau est disponible depuis notre site Web.</b>\n\nVérifier votre connexion réseau, et redémarrer Tails pour ressayer de mettre à niveau.\n\nSi le problème persiste, allez à file:///usr/share/doc/tails/website/doc/upgrade/error/check.fr.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Le système est à jour"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Cette version de Tails est obsolète et peut avoir des problèmes de sécurité."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "La mise à niveau incrémentale disponible exige %{space_needed}s d'espace libre sur la partition système de Tails, mais seulement %{free_space}s est libre."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "La mise à niveau incrémentale disponible nécessite %{memory_needed}s de mémoire libre mais seulement %{free_memory}s est libre."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Une mise à niveau incrémentale est disponible, mais aucune mise à niveau complète.\nCela ne devrait pas arriver. Veuillez rapporter un bogue."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Erreur lors de la vérification de mises à niveau disponibles"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -94,44 +119,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Vous devriez mettre à niveau vers %{name}s %{version}s.</b>\n\nPour plus d'informations sur cette nouvelle version, allez sur %{details_url}s.\n\nIl est recommandé de fermer toutes les applications ouvertes pendant la mise à niveau.\nLe téléchargement de la mise à niveau pourrait prendre longtemps, de plusieurs minutes à quelques heures.\nLe réseau sera désactivé après le téléchargement de la mise à niveau.\n\nTaille du téléchargement : %{size}s\n\nVoulez-vous mettre à niveau maintenant?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Mise à niveau disponible"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Mettre à niveau maintenant"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Mettre à niveau plus tard"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Vous devriez faire une mise à niveau manuel vers %{name}s %{version}s.</b>\n\nPour plus d'informations à propos de cette version, aller à %{details_url}s.\n\nIl n'est pas possible de mettre à niveau votre appareil vers cette version automatiquement.\n\nPour apprendre comment faire une mise à niveau manuelle, aller à https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Nouvelle version disponible"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Téléchargement de la mise à niveau"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Téléchargement de la mise à niveau vers %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -139,7 +164,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>La mise à niveau n'a pas pu être téléchargée.<b>\\n\\nVérifier votre connexion réseau et redémarrer Tails pour ressayer de mettre à niveau.\\n\\nSi le problème persiste, aller sur file:///usr/share/doc/tails/website/doc/upgrade/error/download.fr.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -149,26 +174,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Information de débogage</b>\n<i>code de sortie </i>: %{exit_code}i\n\n<i>stderr :</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Échec lors du téléchargement de la mise à niveau"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Le fichier de sortie '%{output_file}s' n'existe pas, mais tails-iuk-get-target-file ne s'en est pas plaint. Veuillez rapporter un bogue."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Échec lors de la création du répertoire de téléchargement temporaire"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Échec lors de la création du répertoire de téléchargement temporaire"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -178,46 +203,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Votre dispositif Tails a été mis à niveau avec succès.<b>\n\nQuelques fonctions de sécurité ont été temporairement mises hors service.\nVous devriez redémarrer Tails sur la nouvelle version dès que possible.\n\nVoulez-vous redémarrer maintenant?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Redémarrer Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Redémarrer maintenant"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Redémarrer plus tard"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Échec lors du redémarrage du système"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Échec lors du redémarrage du système"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Échec lors de l'arrêt du réseau"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Échec lors de l'arrêt du réseau"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Mise à niveau du système"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Votre dispositif Tails est en cours de mise à niveau...</b>\n\nPour des raisons de sécurité, le réseau est actuellement désactivé."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -225,6 +250,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Une erreur est survenue durant l'installation de la mise à niveau.</b>\\n\\nVotre dispositif Tails doit être réparé et pourrait être incapable de redémarrer.\\n\\nVeuillez suivre les instructions sur file:///usr/share/doc/tails/website/doc/upgrade/error/install.fr.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Erreur lors de l'installation de la mise à niveau"
diff --git a/fur.po b/fur.po
index 75eb564..35f9040 100644
--- a/fur.po
+++ b/fur.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Friulian (http://www.transifex.com/projects/p/torproject/language/fur/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: fur\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/fy.po b/fy.po
index 78c8695..130c79f 100644
--- a/fy.po
+++ b/fy.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Western Frisian (http://www.transifex.com/projects/p/torproject/language/fy/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: fy\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ga.po b/ga.po
index c8b0102..d9c6c57 100644
--- a/ga.po
+++ b/ga.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Irish (http://www.transifex.com/projects/p/torproject/language/ga/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ga\n"
 "Plural-Forms: nplurals=5; plural=(n==1 ? 0 : n==2 ? 1 : n<7 ? 2 : n<11 ? 3 : 4);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/gl.po b/gl.po
index 2958c9d..0f376f7 100644
--- a/gl.po
+++ b/gl.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-29 14:37+0100\n"
-"PO-Revision-Date: 2014-02-11 18:10+0000\n"
-"Last-Translator: bulebule <luz.armas at udc.es>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Galician (http://www.transifex.com/projects/p/torproject/language/gl/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: gl\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Produciuse un erro ao buscar actualizacións"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Produciuse un erro ao detectar actualizacións"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Actualización dispoñíbel"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Actualizar agora"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Actualizar máis tarde"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Está dispoñíbel unha nova versión"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Descargando actualización"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "A descargar a actualización en %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Produciuse un erro ao descargar a actualización"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Produciuse un erro ao crear o directorio de descargas temporal"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Non se puido crear un directorio de descargas temporal"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Reiniciar agora"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Reiniciar máis tarde"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Produciuse un erro ao reiniciar o sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Non se puido reiniciar o sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "A actualizar o sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Produciuse un erro ao instalar a actualización"
diff --git a/gu.po b/gu.po
index 4c5695e..f4ddda0 100644
--- a/gu.po
+++ b/gu.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Gujarati (http://www.transifex.com/projects/p/torproject/language/gu/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: gu\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/gu_IN.po b/gu_IN.po
index aa8834d..3eec871 100644
--- a/gu_IN.po
+++ b/gu_IN.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Gujarati (India) (http://www.transifex.com/projects/p/torproject/language/gu_IN/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: gu_IN\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/gun.po b/gun.po
index e0d4849..1e53886 100644
--- a/gun.po
+++ b/gun.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Gun (http://www.transifex.com/projects/p/torproject/language/gun/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: gun\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ha.po b/ha.po
index 75c1b6c..55d37f9 100644
--- a/ha.po
+++ b/ha.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Hausa (http://www.transifex.com/projects/p/torproject/language/ha/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ha\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/he.po b/he.po
index eb8af8d..a421bde 100644
--- a/he.po
+++ b/he.po
@@ -4,14 +4,16 @@
 # 
 # Translators:
 # GenghisKhan <genghiskhan at gmx.ca>, 2014
+# GenghisKhan <genghiskhan at gmx.ca>, 2014
+# Kunda, 2014
 # Kunda, 2014
 msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-29 14:37+0100\n"
-"PO-Revision-Date: 2014-01-30 13:35+0000\n"
-"Last-Translator: Kunda\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:37+0000\n"
+"Last-Translator: GenghisKhan <genghiskhan at gmx.ca>\n"
 "Language-Team: Hebrew (http://www.transifex.com/projects/p/torproject/language/he/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -19,7 +21,7 @@ msgstr ""
 "Language: he\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -32,52 +34,77 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Debugging information</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "שגיאה במהלך בדיקת שדרוגים"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
 "Check your network connection, and restart Tails to try upgrading again.\n"
 "\n"
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
-msgstr "<b>לא ניתן לקבוע אם שדרוג הינו זמין מהאתר האינטרנט שלנו.</b>\n\nבדקו את חיבור הרשת שלכם, ותפעילו מחדש את Tails כדי לנסות ולשדרג שוב.\n\nאם הבעיה נמשכת, תבדקו ב- file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
+msgstr "<b>לא ניתן לקבוע אם שדרוג הינו זמין מהאתר האינטרנט שלנו.</b>\n\nבדקו את חיבור הרשת שלכם, ותפעילו מחדש את Tails כדי לנסות ולשדרג שוב.\n\nאם הבעיה נמשכת, המשיכו אל file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
+
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr "אין שדרוג הדרגתי זמין."
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr "ההתקן שלך אינו בר כתיבה."
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr "אין מספיק זיכרון סביר."
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr "אין הסבר זמין מהסיבה '%{reason}s'."
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "המערכת הינה מעדכנת"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "גרסא זו של Tails הינה מיושנת, ועלולה לטמון בתוכה בעיות אבטחה."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "שגיאה במהלך איתור שדרוגים זמינים"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,46 +118,46 @@ msgid ""
 "Download size: %{size}s\n"
 "\n"
 "Do you want to upgrade now?"
-msgstr "<b>צריך לעשות שדרוג ל-  %{name}s %{version}s.</b>\n\nלקבלת מידע נוסף על גרסה חדשה זו, ראו %{details_url}s.\n\nמומלץ לסגור את כל היישומים הפתוחים במהלך השדרוג.\nהורדת השדרוג עלולה לקחת זמן רב, ממספר דקות עד כמה שעות.\nהרשת לא יהיה זמין לאחר הורדת השדרוג.\n\nגודל ההורדה: %{size}s\n\nהאם ברצונכם לשדרג כעת?"
+msgstr "<b>עליך לשדרוג ידנית אל  %{name}s %{version}s.</b>\n\nלמידע נוסף אודות גרסא חדשה זו, ראו %{details_url}s.\n\nמומלץ לסגור את כל היישומים הפתוחים במהלך השדרוג.\nהורדת השדרוג עלולה לקחת זמן רב, ממספר דקות עד כמה שעות.\nהרשת לא יהיה זמין לאחר הורדת השדרוג.\n\nגודל הורדה: %{size}s\n\nהאם ברצונכם לשדרג כעת?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "שדרוג זמין"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "שדרג עכשיו"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "שדרג מאוחר יותר"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>צריך לעשות את השדרוג באופן ידני ל- %{name}s %{version}s.</b>\n\nלקבלת מידע נוסף על גרסה החדשה זו, ראו %{details_url}s.\n\nאין אפשרות לשדרג באופן אוטומטי את המכשיר לגרסה חדשה זו.\n\nכדי ללמוד כיצד לעשות שדרוג ידני, ראו https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr "<b>עליך לעשות שדרוג ידני אל %{name}s %{version}s.</b>\n\nלמידע נוסף אודות גרסא חדשה זו, המשיכו אל %{details_url}s.\n\nאין זה אפשרי לשדרג את ההתקן שלך ךגרסא חדשה זו: %{explanation}s.\n\nכדי ללמוד כיצד לערוך שדרוג ידני, המשיכו אל https://tails.boum.org/doc/first_steps/upgrade/#manual"
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "גרסא חדשה זמינה"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "מוריד כעת שדרוגים"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "הורדת שדרוג ל- %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -138,7 +165,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>לא ניתן היה להוריד את השדרוג.</b>\\n\\nבדקו את חיבור הרשת שלכם, ותפעילו מחדש את Tails כדי לנסות ולשדרג שוב.\\n\\nאם הבעיה נמשכת, תבדקו ב- file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -148,26 +175,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Debugging information</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "שגיאה במהלך הורדת השדרוג"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "קובץ פלט '%{output_file}s' לא קיים, אבל tails-iuk-get-target-file לא התלונן. אנא דווחו על באג זה."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "שגיאה בעת יצירת תיקיה זמנית להורדה "
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "נכשל ביצירת תיקיה זמנית להורדה"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -177,46 +204,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>מכשיר ה-Tails שלכם שודרג בהצלחה.</b>\n\nתכונות אבטחה מסוימות הושבתו באופן זמני.\nצריך בהקדם האפשרי להפעיל מחדש את Tails בגרסה החדשה.\n\nהאם ברצונכם לאתחל כעת מחדש?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "אתחל את Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "אתחל כעת"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "אתחל מאווחר יותר"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "שגיאה במהלך אתחול המערכת"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "נכשל לאתחל את המערכת"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "שגיאה במהלך כיבוי המערכת"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "נכשל לכבות את הרשת"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "משדרג כעת את המערכת"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>מכשיר ה-Tails שלכם תוך כדי שידרוג...</b>\n\nמסיבות ביטחוניות, הרשת מושבת כעת."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -224,6 +251,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>ארעה שגיאה בעת התקנת השדרוג.</b>\\n\\nמכשיר ה-Tails שלכם זקוק לתיקון, וייתכן שלא תוכלנה לאתחל מכשיר זה מחדש.\\n\\nנא לבצע את ההוראות ב- file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "שגיאה במהלך התקנת השדרוג"
diff --git a/hi.po b/hi.po
index 498df37..0019931 100644
--- a/hi.po
+++ b/hi.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Hindi (http://www.transifex.com/projects/p/torproject/language/hi/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: hi\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/hr.po b/hr.po
index 492a335..ca0db55 100644
--- a/hr.po
+++ b/hr.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Croatian (http://www.transifex.com/projects/p/torproject/language/hr/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: hr\n"
 "Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/hr_HR.po b/hr_HR.po
index 227a2e4..12d677e 100644
--- a/hr_HR.po
+++ b/hr_HR.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Croatian (Croatia) (http://www.transifex.com/projects/p/torproject/language/hr_HR/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: hr_HR\n"
 "Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ht.po b/ht.po
index 84aaab9..db2fd78 100644
--- a/ht.po
+++ b/ht.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Haitian (Haitian Creole) (http://www.transifex.com/projects/p/torproject/language/ht/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ht\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/hu.po b/hu.po
index a8c7b23..461157f 100644
--- a/hu.po
+++ b/hu.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Hungarian (http://www.transifex.com/projects/p/torproject/language/hu/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: hu\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/hy.po b/hy.po
index 026f0bf..378a8d5 100644
--- a/hy.po
+++ b/hy.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Armenian (http://www.transifex.com/projects/p/torproject/language/hy/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: hy\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/hy_AM.po b/hy_AM.po
index d7e761d..7a948d2 100644
--- a/hy_AM.po
+++ b/hy_AM.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Armenian (Armenia) (http://www.transifex.com/projects/p/torproject/language/hy_AM/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: hy_AM\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ia.po b/ia.po
index cf02a00..c27d457 100644
--- a/ia.po
+++ b/ia.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Interlingua (http://www.transifex.com/projects/p/torproject/language/ia/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ia\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/id.po b/id.po
index 5be9251..d01ee01 100644
--- a/id.po
+++ b/id.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Indonesian (http://www.transifex.com/projects/p/torproject/language/id/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: id\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/is.po b/is.po
index 1c61f05..3e812fe 100644
--- a/is.po
+++ b/is.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Icelandic (http://www.transifex.com/projects/p/torproject/language/is/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: is\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/it.po b/it.po
index 74a9090..f11c759 100644
--- a/it.po
+++ b/it.po
@@ -12,9 +12,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-29 14:37+0100\n"
-"PO-Revision-Date: 2014-02-18 20:02+0000\n"
-"Last-Translator: il_doc <filippo.giomi at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Italian (http://www.transifex.com/projects/p/torproject/language/it/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -22,7 +22,7 @@ msgstr ""
 "Language: it\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -35,11 +35,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Informazione di debugging</b>\n<i>codice d'uscita</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Errore durante il controllo degli aggiornamenti"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -48,39 +48,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Impossibile determinare se è disponibile un aggiornamento dal nostro sito.</b>\n\nControllate la vostra connessione e riavviate Tails per provare ad aggiornare nuovamente.\n\nSe il problema persiste, andare su file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Il sistema è aggiornato"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Questa versione di Tails è obsoleta e potrebbe avere problemi di sicurezza."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "L'aggiornamento incrementale disponibile richiede %{space_needed}s di spazio libero nella partizione di sistema di Tails,  ma sono disponibili solo %{free_space}s ."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "L'aggiornamento incrementale disponibile richiede %{memory_needed}s di memoria libera, ma sono disponibili solo %{free_memory}s ."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Un aggiornamento incrementale è disponibile, ma non un aggiornamento completo.\nQuesto non dovrebbe accadere. Si prega di segnalare l'errore."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Errore durante il rilevamento di aggiornamenti disponibili"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -96,44 +121,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Si dovrebbe aggiornare a %{name}s %{version}s.</b>\n\nPer maggiori informazioni riguardo a questa nuova versione, andare su %{details_url}s.\n\nSi raccomanda di chiudere tutte le applicazioni aperte durante l'aggiornamento.\nScaricare l'aggiornamento potrebbe richidere molto tempo, da alcuni minuti ad alcune ore.\nLa rete sarà disattivata dopo aver scaricato l'aggiornamento.\n\nDimensioni aggiornamento: %{size}s\n\nSi desidera aggiornare ora?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Aggiornamento disponibile"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Aggiorna ora"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Aggiorna in seguito"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Dovresti fare un aggiornamento manuale a %{name}s %{version}s.</b>\n\nPer maggiori informazioni su questa nuova versione, visita %{details_url}s.\n\nNon è possibile aggiornare automaticamente il tuo dispositivo a questa versione.\n\nPer sapere come fare un aggiornamento manuale, visita https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Nuova versione disponibile"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Download dell'aggiornamento"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Scaricando l'aggiornamento a %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -141,7 +166,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>L'aggiornamento non può essere scaricato.</b>\\n\\nControllate la vostra connessione e riavviate Tails per aggiornare nuovamente.\\n\\nSe il problema persiste, andare su file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -151,26 +176,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Informazione di debugging</b>\n<i>codice d'uscita</i>:%{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Errore durante il download dell'aggiornamento"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Il file di output '%{output_file}s' non esiste, ma tails-iuk-get-target-file non l'ha segnalato. Si prega di segnalare l'errore."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Errore durante la creazione della cartella di download temporanea"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Creazione della cartella di download temporanea fallita"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -180,46 +205,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Il vostro dispositivo Tails è stato aggiornato con successo.</b>\n\nAlcune funzioni di sicurezza sono state temporaneamente disabilitate.\nDovresti riavviare Tails con la nuova versione il prima possibile.\n\nVuoi riavviare ora?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Riavvia Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Riavvia ora"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Riavvia in seguito"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Errore nel riavvio del sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Riavvio del sistema fallito"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Errore durante lo spegnimento della rete"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Spegnimento della rete fallito"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Aggiornamento del sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Il tuo dispositivo Tails è in aggiornamento...</b>\n\nPer ragioni di sicurezza, la rete è disabilitata."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -227,6 +252,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Si è verificato un errore durante l'installazione dell'aggiornamento.</b>\\n\\nIl vostro dispositivo Tails deve essere riparato e potrebbe non riavviarsi.\\n\\nPer favore seguite le istruzioni a file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Errore durante l'installazione dell'aggiornamento"
diff --git a/ja.po b/ja.po
index a666170..2521dc8 100644
--- a/ja.po
+++ b/ja.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-11 10:00+0000\n"
-"Last-Translator: plazmism <gomidori at live.jp>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Japanese (http://www.transifex.com/projects/p/torproject/language/ja/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: ja\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>デバッギング情報</b>\n<i>終了コード</i>: %{exit_code}i\n\n<i>標準出力:</i>\n%{stdout}s\n\n<i>標準エラー出力:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "アップグレードのチェック中にエラー"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>アップグレードが Tor のウェブサイトから入手可能か断定できませんでした。</b>\n\nネットワーク接続を確認してからTailを再起動して、もう一度アップグレードを試してください。\n\n問題が続く場合は、 file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html をご覧ください。"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "システムは最新版です"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Tails のこのバージョンは旧く、セキュリティ上の問題がある場合があります。"
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "利用できる逐次的アップグレードは Tails のシステムパーティション上に %{space_needed}s の空き容量が必要ですが、 %{free_space}s しか空き容量がありません。"
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "利用できる逐次的アップグレードは %{memory_needed}s のメモリ空き容量が必要ですが、 %{free_memory}s しかメモリ空き容量がありません。"
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "逐次的アップグレードが利用できますが、完全なアップグレードはありません。\nこれは本来起こりえません。バグを報告してください。"
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "利用可能なアップグレードの検知中にエラー"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>%{name}s %{version}s にアップグレードする必要があります。</b>\n\nこの新バージョンに関する詳細については、%{details_url}s を開いてください。\n\nアップグレード中は、開いたアプリケーションをすべて閉じることが推奨されます。\nアップグレードのダウンロードには、数分から数時間まで、長い時間が掛かる恐れがあります。\nネットワーキングはアップグレードのダウンロード後無効になります。\n\nダウンロードサイズ: %{size}s\n\n今すぐアップグレードしますか?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "アップグレード利用可能"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "今すぐアップグレード"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "後でアップグレード"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>%{name}s %{version}sに手動アップグレードを行うべきです。</b>\n\nこの新バージョンに関する詳細につきましては、%{details_url}sを開いてください。\n\nあなたのデバイスをこの新バージョンに自動的にアップグレードすることはできません。\n\n手動アップグレードのやり方を知るには、 https://tails.boum.org/doc/first_steps/upgrade/#manual を開いてください。"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "新バージョン利用可能"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "アップグレードをダウンロード中"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "%{name}s %{version}s へのアップグレードをダウンロード中"
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>アップグレードをダウンロードできませんでした。</b>\\n\\nネットワーク接続を確認してからTailsを再起動して、もう一度アップグレードをお試しください。\\n\\n問題が続く場合は、 file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html を開いてください"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>デバッギング情報</b>\n<i>終了コード</i>: %{exit_code}i\n\n<i>標準エラー出力:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "アップグレードのダウンロード中にエラー"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "出力ファイル '%{output_file}s' は存在しませんが、 tails-iuk-get-target-file はエラーを出しませんでした。バグを報告してください。"
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "一時的ダウンロード用ディレクトリの作成中にエラー"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "一時的ダウンロードディレクトリを作成できませんでした。"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Tails デバイスは正常にアップグレードされました。</b>\n\n一部のセキュリティ機能が一時的に無効になりました。\n可及的速やかに新バージョンで Tailsを再起動する必要があります。\n\n<i>今すぐ</i>再起動しますか?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Tails を再起動"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "今すぐ再起動"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "後で再起動"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "システムの再起動中にエラー"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "システムの再起動に失敗しました"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "ネットワークのシャットダウン中にエラー"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "ネットワークのシャットダウンに失敗しました"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "システムのアップグレード中"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Tails デバイスはアップグレードされています...</b>\n\nセキュリティ上の理由のため、ネットワーキングは無効になっています。"
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>アップグレードのインストール中にエラーが発生しました。</b>\\n\\nTails デバイスは修復が必要であり、再起動できない恐れがあります。\\n\\nfile:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html の指示に従ってください。"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "アップグレードのインストール中にエラー"
diff --git a/jv.po b/jv.po
index f7e9e63..7893871 100644
--- a/jv.po
+++ b/jv.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Javanese (http://www.transifex.com/projects/p/torproject/language/jv/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: jv\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ka.po b/ka.po
index f4aa56e..346cae3 100644
--- a/ka.po
+++ b/ka.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Georgian (http://www.transifex.com/projects/p/torproject/language/ka/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ka\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/km.po b/km.po
index 700035b..670c617 100644
--- a/km.po
+++ b/km.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-27 09:01+0000\n"
-"Last-Translator: khoemsokhem <sokhem at open.org.kh>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Khmer (http://www.transifex.com/projects/p/torproject/language/km/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: km\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>ព័ត៌មាន​កែ​សកំហុស</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "កំហុស​ពេល​ពិនិត្យ​បច្ចុប្បន្នភាព"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>មិន​អាច​កំណត់​ថាតើមាន​បច្ចុប្បន្នភាព​ពី​តំបន់បណ្ដាញរបស់​យើងដែរឬទេ។</b>\n\nពិនិត្យ​ការ​ភ្ជាប់បណ្ដាញរបស់​អ្នក ហើយចាប់ផ្ដើម Tails ឡើងវិញ​ដើម្បីព្យាយាម​ធ្វើ​បច្ចុប្បន្នភាព​ម្ដងទៀត។\n\nបើ​មាន​បញ្ហា ចូលទៅ file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "ប្រព័ន្ធ​ទាន់សម័យ​ហើយ"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "កំណែ Tails ចាស់​ ហើយ​អាច​មាន​បញ្ហា​​សុត្ថិភាព។"
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "មាន​បច្ចុប្បន្នភាព​ខ្ពស់ជាង​ទាមទារ %{space_needed} នៃ​ទំហំ​ទំនេរ​នៅ​លើ​ភាគថាស​ប្រព័ន្ធ​ Tails ប៉ុន្តែ​មាន​ទំហំ​តែ %{free_space} ។"
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "មាន​បច្ចុប្បន្នភាព​ខ្ពស់​ទាមទារ %{memory_needed} នៃ​អង្គចងចាំ​​ទំនេរ ប៉ុន្តែ​មាន​ទំហំ​ទំនេរ​តែ %{free_memory} ។"
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "មាន​បច្ចុប្បន្ន​ខ្ពស់ ប៉ុន្តែ​គ្មាន​បច្ចុប្បន្នភាព​ពេញលេញ​។\nវា​មិន​គួរ​កើត​ឡើង​ទេ។ សូម​រាយការណ៍​កំហុស។"
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "កំហុស​ខណៈ​ដែល​រកមើល​បច្ចុប្បន្នភាព​ដែលមាន"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>អ្នក​គួរ​ធ្វើ​បច្ចុប្បន្នភាព​ទៅ %{name}s %{version}s.</b>\n\nចំពោះ​ព័ត៌មាន​បន្ថែម​អំពី​កំណែ​ថ្មី​នេះ ចូល​ទៅ %{details_url}s ។\n\nវា​ត្រូវ​បាន​ផ្ដល់​អនុសាសន៍​ឲ្យ​បិទ​កម្មវិធី​ដែល​បើក​ទាំង​អស់​អំឡុង​ពេល​ធ្វើ​បច្ចុប្បន្នភាព។\nការ​ទាញ​យក​បច្ចុប្បន្នភាព​​អាច​ចំណាយ​ពេល​យូរ ពី​នាទី​ដល់ម៉ោង។\nបណ្ដាញ​នឹង​ត្រូវ​បាន​បិទ​បន្ទាប់​ពី​​ទាញ​យក​បច្ចុប្បន្នភាព។\n\nទំហំ​ទាញ​យក៖ %{size}s\n\nDo you want 
 to upgrade now?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "មាន​បច្ចុប្បន្នភាព"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "ធ្វើ​បច្ចុប្បន្នភាព​ឥឡូវ"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "ធ្វើ​បច្ចុប្បន្នភាព​ពេលក្រោយ"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>អ្នក​គួរ​តែ​ធ្វើ​បច្ចុប្បន្នភាព​ដោយ​ដៃ​ទៅ %{name}s %{version}s ។</b>\n\nចំពោះ​ព័ត៌មាន​បន្ថែម​អំពី​កំណែ​ថ្មី​នេះ ចូល​ទៅ %{details_url}s.\n\n​​មិន​អាច​ធ្វើ​បច្ចុប្បន្នភាព​ឧបករណ៍​របស់​អ្នក​ដោយ​ស្វ័យ​ប្រវត្តិ​ទៅ​កំណែ​ថ្មី​នេះ​បាន​ទេ។\n\nដើម្បី​ស្វែងយល់​ពី​វិធី​ធ្វើ​បច្ចុប្បន្នភាព​ដោយដៃ ចូលទៅ https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "មាន​កំណែ​ថ្មី"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "ទាញយក​បច្ចុប្បន្នភាព"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "កំពុង​ទាញ​យក​បច្ចុប្បន្នភាព %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>មិន​អាច​ទាញ​យក​បច្ចុប្បន្ន​។</b>\\n\\nពិនិត្យ​ការ​ភ្ជាប់​បណ្ដាញ​របស់​អ្នក ហើយ​ចាប់ផ្ដើម​ Tails ឡើងវិញ ដើម្បី​ព្យាយាម​ធ្វើ​បច្ចុប្បន្នភាព​ម្ដង​ទៀត។\\n\\nបើ​នៅ​តែ​មាន​បញ្ហា ចូល​ទៅ file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>ព័ត៌មាន​កែ​កំហុស</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "កំហុស​ពេលទាញយក​បច្ចុប្បន្នភាព"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "មិនមាន​ឯកសារលទ្ធផល '%{output_file} ។ ប៉ុន្តែ tails-iuk-get-target-file មិន​បាន​តវ៉ា។ សូម​រាយការណ៍​កំហុស។"
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "កំហុស​ពេល​បង្កើតថត​ទាញយក​បណ្ដោះអាសន្ន"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "បាន​បរាជ័យ​ក្នុង​ការ​បង្កើត​ថត​ទាញ​យក"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>បាន​ធ្វើ​បច្ចុប្បន្នភាព​ឧបករណ៍ Tails ដោយ​ជោគជ័យ។</b>\n\nលក្ខណៈ​សុវត្ថិភាព​មួយ​ចំនួន​ត្រូវ​បាន​បិទ​ជា​បណ្ដោះអាសន្ន។\nអ្នក​គួរ​តែ​ចាប់ផ្ដើម Tails របស់​អ្នក​ឡើងវិញ​​លើ​កំណែ​ថ្មី​ឲ្យ​បាន​ឆាប់​តាម​ដែល​អាច​ធ្វើ​បាន។\n\nតើ​អ្នក​ចង់​ចាប់ផ្ដើម​ឡើង​វិញ​ឥឡូវ​ឬ?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "ចាប់ផ្ដើម Tails ឡើងវិញ"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "ចាប់ផ្ដើម​ឡើងវិញ​ឥឡូវ"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "ចាប់ផ្ដើម​ឡើងវិញ​ពេល​ក្រោយ"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "កំហុស​ពេល​ចាប់ផ្ដើម​ប្រព័ន្ធ​ឡើងវិញ"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "បាន​បរាជ័យ​ក្នុងការ​ចាប់ផ្ដើម​ប្រព័ន្ធ​ឡើងវិញ"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "កំហុស​ពេលបិទ​បណ្ដាញ"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "បាន​បរាជ័យ​ក្នុង​ការ​បិទ​បណ្ដាញ"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "ធ្វើបច្ចុប្បន្នភាព​ប្រព័ន្ធ"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>កំពុង​ធ្វើ​បច្ចុប្បន្នភាព​ឧបករណ៍ Tails របស់​អ្នក...</b>\n\nដើម្បី​សុវត្ថិភាព ឥឡូវ​បណ្ដាញ​ត្រូវ​បាន​បិទ។"
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>កំហុស​បាន​កើត​ឡើង​ពេល​ដំឡើង​បច្ចុប្បន្នភាព។</b>\\n\\nឧបករណ៍ Tails របស់​អ្នក​តម្រូវ​ឲ្យ​ជួសជុល និង​មិន​អាច​ចាប់ផ្ដើម​ឡើងវិញ។\\n\\nសូម​អនុវត្ត​តាម​ការ​ណែនាំ​នៅ file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "កំហុស​ពេលដំឡើង​បច្ចុប្បន្នភាព"
diff --git a/kn.po b/kn.po
index 2123578..c97d1f2 100644
--- a/kn.po
+++ b/kn.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Kannada (http://www.transifex.com/projects/p/torproject/language/kn/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: kn\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ko.po b/ko.po
index 72b886e..d1aec77 100644
--- a/ko.po
+++ b/ko.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-29 14:37+0100\n"
-"PO-Revision-Date: 2014-02-13 16:10+0000\n"
-"Last-Translator: Dr.what <javrick6 at naver.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Korean (http://www.transifex.com/projects/p/torproject/language/ko/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: ko\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "시스템이 최신 버전입니다"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "이용 가능한 업그레이드를 검출할 때 오류가 발생했습니다"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "지금 업그레이드"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "나중에 업그레이드"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "새 버전 이용 가능"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "지금 다시 시작"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "나중에 다시 시작"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ko_KR.po b/ko_KR.po
index 340178f..9d5da5e 100644
--- a/ko_KR.po
+++ b/ko_KR.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Korean (Korea) (http://www.transifex.com/projects/p/torproject/language/ko_KR/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ko_KR\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ku.po b/ku.po
index 6cb51c5..07de76f 100644
--- a/ku.po
+++ b/ku.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Kurdish (http://www.transifex.com/projects/p/torproject/language/ku/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ku\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/kw.po b/kw.po
index 5d2f71a..e83a2d5 100644
--- a/kw.po
+++ b/kw.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Cornish (http://www.transifex.com/projects/p/torproject/language/kw/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: kw\n"
 "Plural-Forms: nplurals=4; plural=(n==1) ? 0 : (n==2) ? 1 : (n == 3) ? 2 : 3;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ky.po b/ky.po
index 3cf2bff..6189992 100644
--- a/ky.po
+++ b/ky.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Kirgyz (http://www.transifex.com/projects/p/torproject/language/ky/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ky\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/lb.po b/lb.po
index 8113d5d..6529753 100644
--- a/lb.po
+++ b/lb.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Luxembourgish (http://www.transifex.com/projects/p/torproject/language/lb/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: lb\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/lg.po b/lg.po
index 96e673b..866db7c 100644
--- a/lg.po
+++ b/lg.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Ganda (http://www.transifex.com/projects/p/torproject/language/lg/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: lg\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ln.po b/ln.po
index 85fb3ca..bd917ae 100644
--- a/ln.po
+++ b/ln.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Lingala (http://www.transifex.com/projects/p/torproject/language/ln/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ln\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/lo.po b/lo.po
index 9e874b1..e80d952 100644
--- a/lo.po
+++ b/lo.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Lao (http://www.transifex.com/projects/p/torproject/language/lo/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: lo\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/lt.po b/lt.po
index 2aaa38d..d8f3cf7 100644
--- a/lt.po
+++ b/lt.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Lithuanian (http://www.transifex.com/projects/p/torproject/language/lt/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: lt\n"
 "Plural-Forms: nplurals=3; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/lv.po b/lv.po
index 3c7b0fd..641e9c5 100644
--- a/lv.po
+++ b/lv.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-10 20:21+0000\n"
-"Last-Translator: Ojars Balcers <ojars.balcers at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Latvian (http://www.transifex.com/projects/p/torproject/language/lv/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: lv\n"
 "Plural-Forms: nplurals=3; plural=(n%10==1 && n%100!=11 ? 0 : n != 0 ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Debugging information</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Radās kļūda pārbaudot pieejamos jauninājumus"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Nespēja noteikt vai mūsu tīmekļa vietnē ir pieejams jauninājums.</b>\n\nPārbaudiet savu tīkla savienojumu un pārstartējiet Tails , lai vēlreiz mēģinātu jaunināt.\n\nJa problēma turpinās, ejiet uz file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Sistēmā ir uzstādīti visi jauninājumi"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Šī Tails versija ir novecojusi, un tai var būt drošības problēmas."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Pieejamam inkrementālam jauninājumam nepieciešami %{space_needed}s brīvas vietas Tails sistēmas nodalījumā, tomēr pieejami ir tikai %{free_space}s."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Pieejamam inkrementālam jauninājumam nepieciešami %{space_needed}s brīvas atmiņas, tomēr pieejami ir tikai %{free_space}s."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Pieejams inkrementāls jauninājums, taču nav pieejams pilns jauninājums.\nTā tam nevajadzētu būt. Lūdzu, ziņojiet par kļūdu."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Radās kļūda nosakot pieejamos jauninājumus"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Jums vajadzētu jaunināt uz %{name}s %{version}s.</b>\n\nLai uzzinātu vairāk par šo jauno versiju, skatiet %{details_url}s.\n\nTiek ieteikts jaunināšanas laikā aizvērt visas atvērtās lietotnes.\nJauninājuma lejuplāde var ilgt ilgāku laika sprīdi - sākot ar dažām minūtēm, līdz pat vairākām stundām.\nPēc jauninājuma lejuplādes tiks atspējotas ar tīklu saistītās darbības.\n\nLejuplādes lielums: %{size}s\n\nVai vēlaties jaunināt tagad?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Pieejams jauninājums"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Jaunināt tagad"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Jaunināt vēlāk"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Jums jāveic manuāla jaunināšana uz %{name}s %{version}s.</b>\n\nLai uzzinātu vairāk informācijas par šo jauno versiju, ejiet uz %{details_url}s.\n\nUz šo versiju nav iespējams automātiski jaunināt Jūsu ierīci.\n\nLai uzzinātu kā jaunināt manuāli, skatiet https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Pieejama jauna versija"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Lejuplādē jauninājumu"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Lejuplādē jauninājumu priekš %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>Nevarēja lejuplādēt jauninājumu.</b>\\n\\nPārbaudiet savu tīkla savienojumu un pārstartējiet Tails , lai vēlreiz mēģinātu jaunināt.\\n\\nJa problēma turpinās, ejiet uz file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Debugging information</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Radās kļūda lejuplādējot jauninājumu"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Neeksistē izvades datne '%{output_file}s' , taču tails-iuk-get-target-file nenorādīja šo problēmu. Lūdzu, ziņojiet par kļūdu."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Radās kļūda izveidojot pagaidu lejuplādes direktoriju"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Neizdevās izveidot pagaidu lejuplādes direktoriju"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Jūsu Tails ierīce ir sekmīgi jaunināta.</b>\n\nDaži drošības līdzekļi tika uz laiku atspējoti.\nPēc iespējas drīz pārstartējiet Tails uz jauno versiju.\n\nVai vēlaties pārstartēt tagad?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Pārstartēt Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Pārstartēt tagad"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Pārstartēt vēlāk"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Radās kļūda pārstartējot sistēmu"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Neizdevās pārstartēt sistēmu"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Radās kļūda izslēdzot tīklu"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Neizdevās izslēgt tīklu"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Jaunina sistēmu"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Jūsu Tails ierīce tiek jaunināta...</b>\n\nDrošības apsvērumu dēļ, pašlaik tīkls ir atspējots."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Radās kļūda instalējot jauninājumu.</b>\\n\\nJūsu Tails ierīce ir jālabo, un tai var būt grūtības pārstartēties.\\n\\nLūdzu, sekojiet norādēm file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Radās kļūda instalējot jauninājumu"
diff --git a/mg.po b/mg.po
index 56fedb5..c32793a 100644
--- a/mg.po
+++ b/mg.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Malagasy (http://www.transifex.com/projects/p/torproject/language/mg/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: mg\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/mi.po b/mi.po
index 4621a92..94be459 100644
--- a/mi.po
+++ b/mi.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Maori (http://www.transifex.com/projects/p/torproject/language/mi/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: mi\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/mk.po b/mk.po
index 201128b..77d42fb 100644
--- a/mk.po
+++ b/mk.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Macedonian (http://www.transifex.com/projects/p/torproject/language/mk/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: mk\n"
 "Plural-Forms: nplurals=2; plural=(n % 10 == 1 && n % 100 != 11) ? 0 : 1;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ml.po b/ml.po
index d65abe4..8c5bd6e 100644
--- a/ml.po
+++ b/ml.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Malayalam (http://www.transifex.com/projects/p/torproject/language/ml/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ml\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/mn.po b/mn.po
index 416653a..bc648a6 100644
--- a/mn.po
+++ b/mn.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Mongolian (http://www.transifex.com/projects/p/torproject/language/mn/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: mn\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/mr.po b/mr.po
index a489569..63d8dcf 100644
--- a/mr.po
+++ b/mr.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Marathi (http://www.transifex.com/projects/p/torproject/language/mr/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: mr\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ms_MY.po b/ms_MY.po
index f745910..10822bd 100644
--- a/ms_MY.po
+++ b/ms_MY.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Malay (Malaysia) (http://www.transifex.com/projects/p/torproject/language/ms_MY/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ms_MY\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/mt.po b/mt.po
index 00de80f..d426286 100644
--- a/mt.po
+++ b/mt.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Maltese (http://www.transifex.com/projects/p/torproject/language/mt/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: mt\n"
 "Plural-Forms: nplurals=4; plural=(n==1 ? 0 : n==0 || ( n%100>1 && n%100<11) ? 1 : (n%100>10 && n%100<20 ) ? 2 : 3);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/my.po b/my.po
index c437ed9..7b03864 100644
--- a/my.po
+++ b/my.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Burmese (http://www.transifex.com/projects/p/torproject/language/my/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: my\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/nah.po b/nah.po
index 50e962a..1c5d16c 100644
--- a/nah.po
+++ b/nah.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Nahuatl (http://www.transifex.com/projects/p/torproject/language/nah/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: nah\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/nap.po b/nap.po
index 95c1f78..f2ba4cd 100644
--- a/nap.po
+++ b/nap.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Neapolitan (http://www.transifex.com/projects/p/torproject/language/nap/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: nap\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/nb.po b/nb.po
index b8c77f1..4fb0648 100644
--- a/nb.po
+++ b/nb.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-29 14:37+0100\n"
-"PO-Revision-Date: 2014-02-08 15:40+0000\n"
-"Last-Translator: lateralus\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Norwegian Bokmål (http://www.transifex.com/projects/p/torproject/language/nb/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: nb\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Feilsøkingsinformasjon</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Feil under søk etter tilgjengelige oppgraderinger"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Kunne ikke avgjøre om en oppgradering er tilgjengelig fra nettsiden vår.</b>\n\nSjekk nettverksforbindelsen din, start Tails på nytt og forsøk å oppgradere igjen. \n\nHvis problemet vedvarer, se file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Systemet er allerede oppdatert"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Denne versjonen av Tails er utdatert, og kan ha kjente sikkerhetsproblem."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Den tilgjengelige trinnvise oppgraderingen krever %{space_needed}s ledig plass på Tails systempartisjon, men det er bare %{free_space}s tilgjengelig."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Den tilgjengelige trinnvise oppgraderingen krever %{memory_needed}s ledig minne, men det er bare %{free_memory}s tilgjengelig."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "En trinnvis oppgradering er tilgjengelig, men ingen full oppgradering. \nDette skal ikke skje. Vennligst rapporter feilen. "
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Feil under søk av tilgjengelige oppgraderinger"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Du bør oppgradere til %{name}s %{version}s.</b>\n\nFor mer informasjon om denne nye versjonen, se %{details_url}s.\n\nDet er anbefalt å avslutte alle åpne programmer under oppgraderingen.\nNedlasting av oppgraderingen kan ta en stund, alt fra noen minutter til flere timer.\nNettverket vil bli deaktivert når nedlastingen er fullført.\n\nFilstørrelse: %{size}s\n\nVil du oppgradere nå?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Oppgradering tilgjengelig"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Oppgrader nå"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Oppgrader senere"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Du bør oppgradere til %{name}s %{version}s manuelt.</b>\n\nFor mer informasjon om denne nye versjonen, se %{details_url}s.\n\nDet er ikke mulig å automatisk oppgradere denne enheten til nyeste versjon.\n\nFor informasjon om hvordan du oppgraderer manuelt, se https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Ny versjon tilgjengelig"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Laster ned oppgradering"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Laster ned oppgraderingen til %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>Oppgraderingen kunne ikke lastes ned.</b>\\n\\nSjekk nettverksforbindelsen din, start Tails på nytt og prøv å oppgradere igjen.\\n\\nHvis problemet vedvarer, se file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Feilsøkingsinformasjon</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Feil under nedlasting av oppgraderingen"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Utdata filen '%{output_file}s' eksisterer ikke, men tails-iuk-get-target-file klaget ikke. Vennligst rapporter feilen."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Feil under oppretting av midlertidig nedlastingsmappe. "
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Oppretting av midlertidig nedlastingsmappe feilet"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Din Tails enhet ble oppgradert uten problemer.</b>\n\nNoen sikkerhetsfunksjoner ble midlertidig deaktivert. \nDu bør starte Tails på nytt med den nye versjonen snarest mulig. \n\nVil du starte på nytt nå?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Omstart av Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Omstart nå"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Omstart senere"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Feil under omstart av systemet"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Omstart av systemet feilet"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Feil under avstengning av nettverket"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Avstengning av nettverket feilet"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Oppgraderer systemet"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Din Tails enhet oppgraderes...</b>\n\nAv sikkerhetsmessige årsaker, er nettverk nå deaktivert."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>En feil oppstod under installering av oppgraderingen</b>\\n\\nDin Tails enhet må repareres og kan kanskje ikke startes igjen.\\n\\nFølg instruksjonene på file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Feil under installering av oppgraderingen "
diff --git a/nds.po b/nds.po
index 6656ef2..fed1e22 100644
--- a/nds.po
+++ b/nds.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Low German (http://www.transifex.com/projects/p/torproject/language/nds/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: nds\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ne.po b/ne.po
index 02faeb2..02c9908 100644
--- a/ne.po
+++ b/ne.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Nepali (http://www.transifex.com/projects/p/torproject/language/ne/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ne\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/nl.po b/nl.po
index d9bb5c1..268fb20 100644
--- a/nl.po
+++ b/nl.po
@@ -10,9 +10,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-29 14:37+0100\n"
-"PO-Revision-Date: 2014-02-18 22:29+0000\n"
-"Last-Translator: erwindelaat <erwin.de.laat at cleveridge.org>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Dutch (http://www.transifex.com/projects/p/torproject/language/nl/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -20,7 +20,7 @@ msgstr ""
 "Language: nl\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -33,11 +33,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Debug informatie</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Fout bij het controleren op upgrades"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -46,39 +46,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Het was niet mogelijk om te bepalen of een bijgewerkte versie beschikbaar is op onze website.</b>\n\nControleer uw netwerkverbinding en start Tails opnieuw op om de upgrade nogmaals te proberen.\n\nAls het probleem aanhoudt, ga dan naar file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Het systeem is up-to-date"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Deze versie van Tails is verouderd, en kan beveiligingsproblemen bevatten."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "De beschikbare incrementele upgrade vereist %{space_needed}s vrije ruimte op de Tails systeem partitie, maar slechts %{free_space}s is beschikbaar."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "De beschikbare incrementele upgrade vereist %{memory_needed}s vrije ruimte, maar slechts %{free_memory}s is beschikbaar."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Een incrementele upgrade is beschikbaar, maar geen volledige upgrade.\nDit zou niet moeten gebeuren. Rapporteer alstublieft een bug."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Fout tijdens het detecteren van beschikbare upgrades"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -94,44 +119,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>U kunt het beste upgraden naar %{name}s %{version}s.</b>\n\nVoor meer informatie over deze nieuwe versie, gaat u naar %{details_url}s.\n\nHet wordt aanbevolen om alle openstaande programma's af te sluiten tijdens de upgrade.\nHet downloaden van de upgrade kan lang duren, van een paar minuten tot enkele uren.\nNa het downloaden van de upgrade wordt het netwerk uitgeschakeld.\n\nDownloadgrootte: %{size}s\n\nWilt u nu upgraden?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Upgrade beschikbaar"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Upgrade nu"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Upgrade later"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>U kan best een handmatige upgrade doen naar %{name}s %{version}s.</b>\n\nIndien u bijkomende informatie wenst over deze versie, bezoek dan %{details_url}s.\n\nHet is niet mogelijk uw toestel automatisch te upgraden naar deze nieuwe versie.\n\nHoe een manuele upgrade moet uitgevoerd worden leest u op https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Nieuwe versie beschikbaar"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Upgrade aan het downloaden"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "De upgrade naar %{name}s %{version}s wordt gedownload..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -139,7 +164,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>De upgrade kon niet gedownload worden.</b>\\n\\nControleer de netwerkverbinding en start Tails opnieuw op om de upgrade nogmaals te proberen.\\n\\nAls het probleem aanhoudt, ga dan naar file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -149,26 +174,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Debug informatie</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Error tijdens het downloaden van de upgrade"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Outputbestand '%{output_file}s' bestaat niet, maar tails-iuk-get-target-file klaagde niet. Rapporteer alstublieft een bug."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Error tijdens het maken van de tijdelijke download directory"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Maken van tijdelijke download directory mislukt"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -178,46 +203,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Uw Tails apparaat is met succes geüpgradet.</b>\n\nSommige beveiligingsopties werden tijdelijk uitgeschakeld.\nU kunt het beste z.s.m. Tails in de nieuwe versie herstarten.\n\nWilt u nu herstarten?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Herstart Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Herstart nu"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Herstart later"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Error tijdens het herstarten van het systeem"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Systeem herstarten mislukt"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Error tijdens het afsluiten van het netwerk"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Mislukt om netwerk af te sluiten"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Systeem aan het upgraden"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Uw Tails apparaat wordt geüpgradet...</b>\n\nOm veiligheidsredenen wordt het netwerk nu uitgeschakeld."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -225,6 +250,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Er is een fout opgetreden bij het installeren van de upgrade.</b>\\n\\nUw Tails apparaat moet gerepareerd worden en kan mogelijk niet opnieuw opstarten..\\n\\nVolg s.v.p. de instructies op file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Error tijdens het installeren van de upgrade"
diff --git a/nl_BE.po b/nl_BE.po
index 27acefc..c4b5348 100644
--- a/nl_BE.po
+++ b/nl_BE.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Dutch (Belgium) (http://www.transifex.com/projects/p/torproject/language/nl_BE/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: nl_BE\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/nn.po b/nn.po
index d88c939..2d3a87a 100644
--- a/nn.po
+++ b/nn.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Norwegian Nynorsk (http://www.transifex.com/projects/p/torproject/language/nn/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: nn\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/nso.po b/nso.po
index cb31f1f..03efc7b 100644
--- a/nso.po
+++ b/nso.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Northern Sotho (http://www.transifex.com/projects/p/torproject/language/nso/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: nso\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/oc.po b/oc.po
index 878f8e5..054bd72 100644
--- a/oc.po
+++ b/oc.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Occitan (post 1500) (http://www.transifex.com/projects/p/torproject/language/oc/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: oc\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/or.po b/or.po
index d4f09a6..20a9a62 100644
--- a/or.po
+++ b/or.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Oriya (http://www.transifex.com/projects/p/torproject/language/or/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: or\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/pa.po b/pa.po
index 1e65783..5b89a75 100644
--- a/pa.po
+++ b/pa.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Panjabi (Punjabi) (http://www.transifex.com/projects/p/torproject/language/pa/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: pa\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/pap.po b/pap.po
index c390e6c..4b3800e 100644
--- a/pap.po
+++ b/pap.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Papiamento (http://www.transifex.com/projects/p/torproject/language/pap/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: pap\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/pl.po b/pl.po
index 5be3e22..5784858 100644
--- a/pl.po
+++ b/pl.po
@@ -9,9 +9,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-19 12:04+0000\n"
-"Last-Translator: yodaa <aron.plotnikowski at cryptolab.net>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Polish (http://www.transifex.com/projects/p/torproject/language/pl/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -19,7 +19,7 @@ msgstr ""
 "Language: pl\n"
 "Plural-Forms: nplurals=3; plural=(n==1 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -32,11 +32,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Informacje o debugowaniu</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Wystąpił błąd podczas wyszukiwania dostępnych aktualizacji"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -45,39 +45,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Nie można określić, czy aktualizacja jest dostępna na naszej stronie internetowej.</b>\n\nSprawdź swoje połączenie internetowe i zrestartuj Tails, aby spróbować ponowić próbę aktualizacji.\n\nJeśli problem będzie się powtarzał, idź do file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "System jest aktualny."
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Ta wersja Tails jest nieaktualna i może mieć problemy z bezpieczeństwem."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Następująca przyrostkowa aktualizacja wymaga %{space_needed}s wolnego miejsca na partycji systemu Tails. Obecnie jest tylko %{free_space}s dostępnego miejsca."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Następująca aktualizacja wymaga %{memory_needed}s wolnej pamięci. Obecnie tylko %{free_memory}s jest dostępnych."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Przyrostkowa aktualizacja jest dostępna. Pełna aktualizacja nie jest dostępna.\nJeśli uważasz, że to błąd, prosimy o jego zgłoszenie."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Wystąpił błąd podczas wyszukiwania dostępnych aktualizacji"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -93,44 +118,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Powinieneś zaktualizować system do %{name}s %{version}s.</b>\n\nAby uzyskać więcej informacji na temat nowej wersji idź do %{details_url}s.\n\nZaleca się zamknięcie wszystkich otwartych aplikacji w czasie aktualizacji.\nPobieranie aktualizacji może zająć kilka minut, lub nawet kilka godzin.\n\nRozmiar do pobrania: %{size}s\n\nCzy chcesz teraz zaktualizować system?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Dostępna aktualizacja"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Aktualizuj teraz"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Aktualizuj później"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Musisz ręcznie zaktualizować do %{name}s %{version}s.</b>\n\nAby uzyskać więcej informacji na temat nowej wersji idź do %{details_url}s.\n\nAutomatyczna aktualizacja do nowej wersji nie jest możliwa na tym urządzeniu.\n\nAby dowiedzieć się, jak wykonać ręczną aktualizację, przejdź do https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Nowa wersja jest dostępna"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Pobierania aktualizacji"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Trwa pobieranie aktualizacji do %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -138,7 +163,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>Aktualizacja nie mogła być pobrana.</b>\\n\\nSprawdź swoje połączenie internetowe i zrestartuj Tails, aby spróbować ponownie. Jeśli problem będzie się powtarzał idź do file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -148,26 +173,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Informacje o debugowaniu</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Wystąpił błąd podczas pobierania aktualizacji"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Plik wyjściowy '%{output_file}s' nie istnieje, ale tails-iuk-get-target-file nie wykrył tego. Proszę zgłoś błąd."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Wystąpił błąd podczas tworzenia tymczasowego folderu pobierania"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Nie udało się utworzyć tymczasowego folderu pobierania"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -177,46 +202,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Twój system Tails został pomyślnie zaktualizowany.</b>\n\nNiektóre funkcje bezpieczeństwa zostały tymczasowo wyłączone.\nPowinieneś zrestartować Tails na nowej wersji jak najszybciej.\n\nCzy chcesz teraz zrestartować?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Zrestartuj Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Zrestartuj teraz"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Zrestartuj później"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Wystąpił błąd podczas restartowania systemu"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Nie udało się zrestartować system"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Wystąpił błąd podczas wyłączania sieci"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Nie udało się wyłączyć sieci"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Trwa aktualizacja systemu"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Trwa aktualizacja Tails...</b>\n\nZe względów bezpieczeństwa połączenie sieciowe jest teraz wyłączone."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -224,6 +249,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Wystąpił błąd podczas instalacji aktualizacji.</b>\\n\\n\\Twoje urządzenie Tails musi być zreperowane. Być może system Tails nie będzie mógł się w ponownie uruchomić.\\n\\n\\Proszę postępować zgodnie z instrukcjami na file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Wystąpił błąd podczas aktualizacji"
diff --git a/pms.po b/pms.po
index de3e18d..890554c 100644
--- a/pms.po
+++ b/pms.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Piemontese (http://www.transifex.com/projects/p/torproject/language/pms/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: pms\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ps.po b/ps.po
index 6acc45b..4824204 100644
--- a/ps.po
+++ b/ps.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Pushto (http://www.transifex.com/projects/p/torproject/language/ps/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ps\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/pt.po b/pt.po
index 494f5ba..8c15643 100644
--- a/pt.po
+++ b/pt.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Portuguese (http://www.transifex.com/projects/p/torproject/language/pt/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: pt\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/pt_BR.po b/pt_BR.po
index 51005a8..d44c185 100644
--- a/pt_BR.po
+++ b/pt_BR.po
@@ -9,9 +9,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 17:50+0000\n"
-"Last-Translator: carlo_valente <carlo.gt.valente at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Portuguese (Brazil) (http://www.transifex.com/projects/p/torproject/language/pt_BR/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -19,7 +19,7 @@ msgstr ""
 "Language: pt_BR\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -32,11 +32,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Informação de Debugging</b>\n<i>código de saída</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Erro ao verificar atualizações"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -45,39 +45,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Não foi possível determinar se uma atualização está disponível em nosso website.</b>\n\nVerifique sua conexão de rede e reinicie Tails para tentar atualizar novamente.\n\nCaso o problema continue, vá para file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "O sistema está atualizado"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Esta versão do Tails está desatualizada, e pode ter problemas de segurança."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "A atualização incremental disponível requer %{space_needed}s de espaço livre na partição do sistema Tails, mas somente %{free_space}s está disponível."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "A atualização incremental disponível requer %{memory_needed}s de espaço livre, mas somente %{free_memory}s está disponível."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Uma atualização incremental está disponível, mas a atualização completa não se encontra disponível. Isso não deve acontecer. Por favor, reporte o bug."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Erro enquanto estava detectando as atualizações disponíveis"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -93,44 +118,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Você deve atualizar para %{name}s %{version}s.</b>\n\nPara mais informações sobre esta nova versão, vá para %{details_url}s.\n\nRecomendamos que feche todas as aplicações abertas durante a atualização.\nBaixar a atualização pode levar um bom tempo, de vários minutos a algumas horas.\nA rede será desabilitada após baixar a atualização.\n\nTamanho do download: %{size}s\n\nQuer atualizar agora?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Atualização disponível"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Atualizar agora"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Atualizar depois"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Você deve atualizar manualmente para %{name}s %{version}s.</b>\n\nPara mais informações sobre esta nova versão, vá em %{details_url}s.\n\nNão é possível atualizar automaticamente seu dispositivo para esta nova nova versão.\n\nPara saber como realizar uma atualização manual, vá em https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Nova versão disponível"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Abaixando a atualização"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Baixando atualização para %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -138,7 +163,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>A atualização não pôde ser baixada.</b>\\n\\nVerifique sua conexão de rede e reinicie Tails para tentar atualizar novamente.\\n\\nCaso o problema continue, vá para file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -148,26 +173,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Informação de Debugging</b>\n<i>código de saída</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Erro enquanto estava transferindo as atualizações"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "O arquivo extraído '%{output_file}s' não existe, mas o tails-iuk-get-target-file não reclamou. Por favor, reporte o bug."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Erro enquanto estava criando uma pasta temporária de transferência"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Falha ao criar uma pasta temporária de transferência"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -177,46 +202,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Seu dispositivo Tails foi atualizado com sucesso.</b>\n\nAlgumas funcionalidades de segurança foram desabilitadas temporariamente.\nVocê deve reiniciar o Tails em sua nova versão assim que puder.\n\nQuer reiniciar agora?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Reinicie o Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Reinicie agora"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Reinicie mais tarde"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Erro enquanto estava reiniciando o sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Falha ao reiniciar o sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Erro enquanto estava encerrando a rede"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Falha ao encerrar a rede"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Atualizando o sistema"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Atualizando seu dispositivo Tails...</b>\n\nPor razões de segurança, agora, a rede está desabilitada."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -224,6 +249,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Ocorreu um erro enquanto a atualização era instalada.</b>\\n\\nSeu dispositivo Tails não deve conseguir reiniciar e precisa ser reparado.\\n\\nPor favor siga as instruções em file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Erro ao instalar a atualização"
diff --git a/ro.po b/ro.po
index 24ce4e0..9e4f9fe 100644
--- a/ro.po
+++ b/ro.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Romanian (http://www.transifex.com/projects/p/torproject/language/ro/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ro\n"
 "Plural-Forms: nplurals=3; plural=(n==1?0:(((n%100>19)||((n%100==0)&&(n!=0)))?2:1));\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ru.po b/ru.po
index f7c5e0a..1c6a018 100644
--- a/ru.po
+++ b/ru.po
@@ -9,9 +9,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:31+0000\n"
-"Last-Translator: oulgocke <beandonlybe at yandex.ru>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Russian (http://www.transifex.com/projects/p/torproject/language/ru/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -19,7 +19,7 @@ msgstr ""
 "Language: ru\n"
 "Plural-Forms: nplurals=3; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -32,11 +32,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Отладочная информация</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Ошибка проверки обновлений"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -45,39 +45,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Не удалось проверить наличие обновлений на нашем сайте.</b>\n\nПроверьте соединение с сетью, и перезапустите Tails для повторной попытки обновления.\n\nЕсли проблема сохранится, смотрите file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Система соответствует последним обновлениям"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Данная версия Tails устарела, и может иметь иметь проблемы безопасности."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Имеющееся дополнительное обновление требует %{space_needed}s свободного пространства в системном разделе Tails, но только %{free_space}s доступно."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Имеющееся дополнительное обновление требует %{memory_needed}s свободной памяти, но только %{free_memory}s доступно."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Только дополнительное, а не полное обновление доступно. Этого не должно было произойти. Пожалуйста, сообщите об ошибке."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Ошибка при поиске доступных обновлений"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -93,44 +118,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Вы должны установить обновление %{name}s %{version}s.</b>\n\nДля получения дополнительной информации об этой новой версии, смотрите %{details_url}s.\n\nПеред обновлением рекомендуется закрыть все открытые приложения.\nУстановка обновления может занять значительное время: от нескольких минут до нескольких часов.\nСеть будет отключена после загрузки обновления.\n\nРазмер обновления: %{size}s\n\nХотите установить обновление сейчас?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Обновление доступно"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Обновить сейчас"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Обновить позднее"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Вам стоит вручную обновиться до %{name}s %{version}s.</b>\n\nДля получения дополнительной информации об этой новой версии, перейдите к %{details_url}s.\n\nОбновить Ваше устройство до новой версии автоматически невозможно.\n\nЧтобы узнать, как сделать обновления вручную, перейдите к https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Доступна новая версия"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Идет загрузка обновления"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Загрузка обновления %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -138,7 +163,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>Обновление не может быть загружено.</b>\\n\\nПроверьте сеть, и перезапустите Tails, чтобы попытаться обновить еще раз.\\n\\nЕсли проблема сохранится, смотрите file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -148,26 +173,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Отладочная информация</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Ошибка загрузки обновления"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Выходного файла '%{output_file}s' не существует, но tails-iuk-get-target-file не сообщил о проблеме. Пожалуйста, сообщите об ошибке."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Ошибка создания временной папки для загрузки"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Создать временную папку для загрузки не удалось"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -177,46 +202,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Ваше Tails-устройство было успешно обновлено.</b>\n\nНекоторые настройки безопасности были временно отключены.\nВы должны перезапустить новую версию Tails как можно скорее.\n\nХотите перезапустить сейчас?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Перезапустить Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Перезапустить сейчас"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Перезапустить позднее"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Ошибка при перезапуске системы"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Не удалось перезапустить систему"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Ошибка при отключении сети"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Не удалось отключить сеть"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Идет обновление системы"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Устанавливается обновление на ваше Tails-устройство...</b>\n\nВ целях безопасности сеть отключена."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -224,6 +249,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>В процессе установки обновления произошла ошибка.</b>\\n\\nВаше Tails-устройство нуждается в восстановлении, и, возможно, не сможет запуститься вновь.\\n\\nПожалуйста, следуйте инструкциям по ссылке file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Ошибка установки обновления"
diff --git a/ru at petr1708.po b/ru at petr1708.po
index fb3e800..fbdecf1 100644
--- a/ru at petr1708.po
+++ b/ru at petr1708.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Russian Petrine orthography (http://www.transifex.com/projects/p/torproject/language/ru@petr1708/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ru at petr1708\n"
 "Plural-Forms: nplurals=3; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/sco.po b/sco.po
index fc9bbc5..4f66458 100644
--- a/sco.po
+++ b/sco.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Scots (http://www.transifex.com/projects/p/torproject/language/sco/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: sco\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/si.po b/si.po
index 26965f2..0851fe5 100644
--- a/si.po
+++ b/si.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Sinhala (http://www.transifex.com/projects/p/torproject/language/si/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: si\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/si_LK.po b/si_LK.po
index 5828209..fd73ff3 100644
--- a/si_LK.po
+++ b/si_LK.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Sinhala (Sri Lanka) (http://www.transifex.com/projects/p/torproject/language/si_LK/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: si_LK\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/sk.po b/sk.po
index b61fc11..a07369c 100644
--- a/sk.po
+++ b/sk.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Slovak (http://www.transifex.com/projects/p/torproject/language/sk/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: sk\n"
 "Plural-Forms: nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/sk_SK.po b/sk_SK.po
index 401b8e8..f881e19 100644
--- a/sk_SK.po
+++ b/sk_SK.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Slovak (Slovakia) (http://www.transifex.com/projects/p/torproject/language/sk_SK/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: sk_SK\n"
 "Plural-Forms: nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/sl.po b/sl.po
index e6b514f..f662846 100644
--- a/sl.po
+++ b/sl.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Slovenian (http://www.transifex.com/projects/p/torproject/language/sl/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: sl\n"
 "Plural-Forms: nplurals=4; plural=(n%100==1 ? 0 : n%100==2 ? 1 : n%100==3 || n%100==4 ? 2 : 3);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/sl_SI.po b/sl_SI.po
index e50bb2f..dbc165c 100644
--- a/sl_SI.po
+++ b/sl_SI.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Slovenian (Slovenia) (http://www.transifex.com/projects/p/torproject/language/sl_SI/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: sl_SI\n"
 "Plural-Forms: nplurals=4; plural=(n%100==1 ? 0 : n%100==2 ? 1 : n%100==3 || n%100==4 ? 2 : 3);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/sn.po b/sn.po
index a111c90..78ccd3f 100644
--- a/sn.po
+++ b/sn.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Shona (http://www.transifex.com/projects/p/torproject/language/sn/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: sn\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/so.po b/so.po
index 80c9854..3469f19 100644
--- a/so.po
+++ b/so.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Somali (http://www.transifex.com/projects/p/torproject/language/so/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: so\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/son.po b/son.po
index 4ce19f5..93f5d5a 100644
--- a/son.po
+++ b/son.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Songhay (http://www.transifex.com/projects/p/torproject/language/son/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: son\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/sq.po b/sq.po
index 6c0fb4f..e93e53d 100644
--- a/sq.po
+++ b/sq.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Albanian (http://www.transifex.com/projects/p/torproject/language/sq/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: sq\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/sr.po b/sr.po
index b861ba8..af42246 100644
--- a/sr.po
+++ b/sr.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-20 14:50+0000\n"
-"Last-Translator: anon.13 <anon1313131313 at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Serbian (http://www.transifex.com/projects/p/torproject/language/sr/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: sr\n"
 "Plural-Forms: nplurals=3; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Грешка при проверавању надоградњи "
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Није могуће утврдити дали је доступна надоградња са нашег веб-сајта</b>\n\nПрегледајте вашу конекцију, и рестартујте Таилс за покушај надоградње.\n\nАко проблем остаје, идите на file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Систем је актуелан"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Ова верзија Таилса је застарела, и могуће има безбедносне проблеме."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Доступна инкрементална надоградња захтева %{space_needed}s доступног простора на Таилс системској партицији, али само %{free_space}s је доступно. "
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Доступна инкрементална надоградња захтева %{memory_needed}s слободног простора, али само %{free_memory}s је доступно."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Инкрементална надоградња је доступна, али нема комплетних надоградња.\nОво није требало да се деси. Молимо вас да саопштите баг."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Грешка при откривању доступних надоградња"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Надоградња доступна."
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Надогради одмах"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Надогради касније"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Нова верзија приступна "
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Преузима се надоградња"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Преузимање надоградње за %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Грешка при преузимању надоградње"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Грешка при стварању директоријие за привремено преузимање"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Неуспешно стварање директорије за привремено преузимање "
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Рестартуј Таилс"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Рестартуј одмах"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Рестартуј касније"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Грешка при рестартовању система"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Неуспешни рестарт система"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Грешка при затварању мреже "
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Грешка при затварању мреже"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Надоградња система"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Грешка при инсталирању надоградње "
diff --git a/sr at latin.po b/sr at latin.po
index d6ea515..73def2a 100644
--- a/sr at latin.po
+++ b/sr at latin.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Serbian (Latin) (http://www.transifex.com/projects/p/torproject/language/sr@latin/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: sr at latin\n"
 "Plural-Forms: nplurals=3; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/st.po b/st.po
index 39956ac..b0b8b63 100644
--- a/st.po
+++ b/st.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Sotho, Southern (http://www.transifex.com/projects/p/torproject/language/st/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: st\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/su.po b/su.po
index e779e80..1a02d4d 100644
--- a/su.po
+++ b/su.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Sundanese (http://www.transifex.com/projects/p/torproject/language/su/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: su\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/sv.po b/sv.po
index 4958d80..f81a8df 100644
--- a/sv.po
+++ b/sv.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 11:50+0000\n"
-"Last-Translator: WinterFairy <winterfairy at riseup.net>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Swedish (http://www.transifex.com/projects/p/torproject/language/sv/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: sv\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Felsökningsinformation</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Fel vid sökning efter uppgraderingar "
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Kunde inte avgöra om någon uppgradering finns tillgänglig från vår hemsida.</b>\n\nKontrollera din nätverksanslutning, och starta om Tails för att försöka uppgradera igen.\n\nOm problemet kvarstår, se file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Systemet är redan senaste versionen"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Denna version av Tails är inte den senaste, och kan innehålla säkerhetsproblem."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Den tillgängliga steguppgraderingen kräver %{space_needed}s ledigt utrymme på Tails systempartition,  men endast %{free_space}s finns tillgängligt."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Den tillgängliga steguppgraderingen kräver %{memory_needed}s ledigt minne, men endast %{free_memory}s finns tillgängligt."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "En steguppgradering finns tillgänglig, men ingen full uppgradering.\nDetta ska inte kunna hända. Anmäl detta som en bugg."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Fel vid sökning efter tillgängliga uppgraderingar"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Du bör uppgradera till %{name}s %{version}s.</b>\n\nFör mer information om den här nya versionen, se %{details_url}s.\n\nDet rekommenderas att du stänger alla öppna program under uppgraderingen.\nHämtningen av uppgraderingen kan ta lång tid, allt från flera minuter till ett par timmar.\nNätverket kommer inaktiveras när hämtningen är klar.\n\nHämtningsstorlek: %{size}s\n\nVill du uppgradera nu?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Uppgradering tillgänglig"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Uppgradera nu"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Uppgradera senare"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>Du bör uppgradera till %{name}s %{version}s för hand.</b>\n\nFör mer information om den här nya versionen, se %{details_url}s.\n\nDet är inte möjligt att automatiskt uppgradera din enhet till den här nya versionen.\n\nFör information om hur du uppgraderar för hand, se https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Ny version tillgänglig"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Hämtar uppgradering"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Hämtar uppgraderingen till %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>Uppgraderingen kunde inte hämtas.</b>\\n\\nKontrollera din nätverksanslutning, och starta om Tails för att försöka uppgradera igen.\\n\\nOm problemet kvarstår, se file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Felsökningsinformation</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Fel vid hämtning av uppgradering"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Utdata filen '%{output_file}s' existerar inte, men tails-iuk-get-target-file klagade inte. Anmäl detta som en bugg."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Fel vid skapande av temporär hämtningskatalog"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Misslyckades med att skapa temporär hämtningskatalog"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Din Tails enhet uppgraderades problemfritt.</b>\n\nVissa säkerhetsfunktioner blev tillfälligt inaktiverade.\nDu borde starta om Tails med den nya versionen snarast möjligt.\n\nVill du starta om nu?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Starta om Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Starta om nu"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Starta om senare"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Fel vid omstart av systemet"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Misslyckades med att starta om systemet"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Fel vid avstängning av nätverket"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Misslyckades med att stänga av nätverket"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Uppgraderar systemet"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Din Tails enhet uppgraderas...</b>\n\nAv säkerhetsskäl är nätverket nu avstängt."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Ett fel inträffade vid installation av uppgraderingen.</b>\\n\\nDin Tails enhet måste repareras och kanske inte kan startas längre.\\n\\nFölj instruktionerna på file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Fel vid installation av uppgraderingen"
diff --git a/sw.po b/sw.po
index b5d418e..886beb7 100644
--- a/sw.po
+++ b/sw.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Swahili (http://www.transifex.com/projects/p/torproject/language/sw/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: sw\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/szl.po b/szl.po
index a8c07b7..bf93200 100644
--- a/szl.po
+++ b/szl.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Silesian (http://www.transifex.com/projects/p/torproject/language/szl/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: szl\n"
 "Plural-Forms: nplurals=3; plural=(n==1 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ta.po b/ta.po
index 452650d..47ac975 100644
--- a/ta.po
+++ b/ta.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-16 17:10+0000\n"
-"Last-Translator: jskcse4 <jskcse4 at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Tamil (http://www.transifex.com/projects/p/torproject/language/ta/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: ta\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "மேம்படுத்தல் சோதனையில் பிழை"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "இப்போது மேம்படுத்து"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "பின்னர் மேம்படுத்த"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "புதிய பதிப்பு கிடைக்கும்"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "%{பெயர்}கள் %{பதிப்பு}கள் மேம்படுத்த பதிவிறக்குகிறது..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Tails மறுதொடக்கு"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "இப்போது மறுதொடக்கம்"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "பின்னர் மறுதொடக்கு"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "பிழை மேம்படுத்தல்கள் நிறுவும் போது"
diff --git a/tails-iuk.pot b/tails-iuk.pot
index cf0d6b7..af7730f 100644
--- a/tails-iuk.pot
+++ b/tails-iuk.pot
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: LANGUAGE <LL at li.org>\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: en\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Debugging information</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Error while checking for upgrades"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Could not determine whether an upgrade is available from our website.</b>\n\nCheck your network connection, and restart Tails to try upgrading again.\n\nIf the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr "no incremental upgrade is available."
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr "your device was not created using Tails Installer."
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr "your device is not writable."
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr "there is not enough free space on your device."
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr "there is not enough free memory."
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr "No explanation available for reason '%{reason}s'."
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "The system is up-to-date"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "This version of Tails is outdated, and may have security issues."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "The available incremental upgrade requires %{space_needed}s of free space on Tails system partition,  but only %{free_space}s is available."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "The available incremental upgrade requires %{memory_needed}s of free memory, but only %{free_memory}s is available."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "An incremental upgrade is available, but no full upgrade is.\nThis should not happen. Please report a bug."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Error while detecting available upgrades"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>You should upgrade to %{name}s %{version}s.</b>\n\nFor more information about this new version, go to %{details_url}s.\n\nIt is recommended to close all the open applications during the upgrade.\nDownloading the upgrade might take a long time, from several minutes to a few hours.\nThe networking will be disabled after downloading the upgrade.\n\nDownload size: %{size}s\n\nDo you want to upgrade now?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Upgrade available"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Upgrade now"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Upgrade later"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n\nFor more information about this new version, go to %{details_url}s.\n\nIt is not possible to automatically upgrade your device to this new version.\n\nTo learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n\nFor more information about this new version, go to %{details_url}s.\n\nIt is not possible to automatically upgrade your device to this new version: %{explanation}s.\n\nTo learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "New version available"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Downloading upgrade"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Downloading the upgrade to %{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network connection, and restart Tails to try upgrading again.\\n\\nIf the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Debugging information</b>\n<i>exit code</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Error while downloading the upgrade"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file did not complain. Please report a bug."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Error while creating temporary downloading directory"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Failed to create temporary download directory"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Your Tails device was successfully upgraded.</b>\n\nSome security features were temporarily disabled.\nYou should restart Tails on the new version as soon as possible.\n\nDo you want to restart now?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Restart Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Restart now"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Restart later"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Error while restarting the system"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Failed to restart the system"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Error while shutting down the network"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Failed to shutdown network"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Upgrading the system"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Your Tails device is being upgraded...</b>\n\nFor security reasons, the networking is now disabled."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device needs to be repaired and might be unable to restart.\\n\\nPlease follow the instructions at file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Error while installing the upgrade"
diff --git a/te.po b/te.po
index 0c76706..7ec522a 100644
--- a/te.po
+++ b/te.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Telugu (http://www.transifex.com/projects/p/torproject/language/te/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: te\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/te_IN.po b/te_IN.po
index 74854e9..736a962 100644
--- a/te_IN.po
+++ b/te_IN.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Telugu (India) (http://www.transifex.com/projects/p/torproject/language/te_IN/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: te_IN\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/tg.po b/tg.po
index 232c94e..66bd042 100644
--- a/tg.po
+++ b/tg.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Tajik (http://www.transifex.com/projects/p/torproject/language/tg/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: tg\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/th.po b/th.po
index 41f5220..e41a934 100644
--- a/th.po
+++ b/th.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Thai (http://www.transifex.com/projects/p/torproject/language/th/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: th\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ti.po b/ti.po
index 67773ff..5fcf51e 100644
--- a/ti.po
+++ b/ti.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Tigrinya (http://www.transifex.com/projects/p/torproject/language/ti/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ti\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/tk.po b/tk.po
index 6314d49..e494741 100644
--- a/tk.po
+++ b/tk.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Turkmen (http://www.transifex.com/projects/p/torproject/language/tk/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: tk\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/tr.po b/tr.po
index e4bc5d9..aa3a1fa 100644
--- a/tr.po
+++ b/tr.po
@@ -10,9 +10,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-29 14:37+0100\n"
-"PO-Revision-Date: 2014-02-13 11:31+0000\n"
-"Last-Translator: guvenalbayrak52 <guvenalbayrak52 at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Turkish (http://www.transifex.com/projects/p/torproject/language/tr/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -20,7 +20,7 @@ msgstr ""
 "Language: tr\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -33,11 +33,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Hata ayıklama bilgileri</b>\n<i>Hata kodu</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "Güncellemeler kontrol edilirken hata oluştu"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -46,39 +46,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>Web sitemizden bir yükseltmenin olup olmadığı belirlenebilir.</b>\n\nAğ bağlantınızı kontrol edin ve tekrar yükseltme deneyin Tails'i yeniden başlatın.\n\nSorun devam ederse, gidin file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Sistem güncel"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "Tails'in bu sürümü güncel değil ve güvenlik sorunları olabilir."
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "Tails için gerekli %{space_needed}s boş bir alan yükseltme gerektirir, ancak %{free_space}s kullanılabilir."
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "Tails için gerekli %{memory_needed}s boş bir hafıza güncelleme için gereklidir, ancak %{free_memory}s kullanılabilir.."
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "Eklemeli bir yükseltme kullanılabilir, ancak tam yükseltme kullanılamaz.\n\nBu olmamalıydı.Lütfen hatayı rapor edin."
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "Güncellemeler kontrol edilirken hata oluştu"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -94,44 +119,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>Güncellemeniz gerekiyor %{name}s %{version}s.</b>\n\nBu yeni sürümü hakkında daha fazla bilgi için, gidin %{details_url}s.\n\nBu yükseltme sırasında tüm açık uygulamaları kapatmak için tavsiye edilir. \nYükseltme indirirken birkaç dakika birkaç saat, uzun bir zaman alabilir. \nAğ yükseltme indirdikten sonra devre dışı kalacaktır.\n\nİndirme boyutu: %{size}s\n\nŞimdi güncellemek istiyor musunuz?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Güncelleme yapılabilir"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Şimdi güncelle"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Daha sonra güncelle"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>El ile güncelleme yapmalısınız %{name}s %{version}s.</b>\n\nBu yeni sürümü hakkında daha fazla bilgi için, gidin %{details_url}s.\n\nBu  yeni sürüme otomatik olarak cihazınızı yükseltmek mümkün değildir.\n\nEl ile güncellemeyi öğrenmek için, gidin https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Yeni sürüm mevcut"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Güncelleme indiriliyor"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "Yükselteme indiriliyor. %{name} %{version}"
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -139,7 +164,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>Yükseltme indirilemedi.</b>\\n\\nAğ bağlantınızı denetleyin, ve Tails yükseltmeyi yeniden deneyin.\\n\\nSorun devam ederse, adrese gidin file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -149,26 +174,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>Hata ayıklama bilgileri</b>\n\n<i>Hata kodu</i>: %{exit_code}i\n\n\n\n<i>stderr:</i>\n\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "Güncelleme indirilirken hata"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "Dosya çıktısı '%{output_file}s' mevcut değil, ancak tails-iuk-get-target-file şikayet edilmedi. Lütfen hatayı rapor edin."
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "Geçiçi indirme dizini oluşturulurken bir hata oluştu."
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Geçici indirme dizini oluşturulamadı"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -178,46 +203,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>Tails cihazınız başarıyla güncellendi.</b>\n\n\n\nBazı güvenlik özellikleri geçici olarak devre dışı bırakıldı.\n\nYeni sürüme geçmek için Tails'i yeniden başlatmanız gerekiyor.\n\n\n\nŞimdi yeniden başlatmak istiyor musunuz?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Tails'i Yeniden BaÅŸlat"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Åžimdi yeniden baÅŸlat"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Daha sonra yeniden baÅŸlat"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "Sistem yeniden başlatılırken hata"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Sistem yeniden başlatılamadı"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "Ağı kapatma sırasında hata oluştu"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Ağı kapatma başarısız"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Sistem yükseltiliyor"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>Tails cihazınızda güncelleniyor...</b>\n\nGüvenlik nedenlerinden dolayı, ağ artık devre dışıdır."
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -225,6 +250,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>Yükseltmesini yüklerken bir hata oluştu.</b>\\n\\nSizin Tails Cihaz tamir edilmeli ve yeniden mümkün olabilir.\\n\\nLütfen adresdeki talimatları takip edin file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "Güncelleme yüklenirken hata oluştu"
diff --git a/uk.po b/uk.po
index 01e4ba5..4624787 100644
--- a/uk.po
+++ b/uk.po
@@ -8,9 +8,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-29 14:37+0100\n"
-"PO-Revision-Date: 2014-02-14 12:30+0000\n"
-"Last-Translator: LinuxChata\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Ukrainian (http://www.transifex.com/projects/p/torproject/language/uk/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Language: uk\n"
 "Plural-Forms: nplurals=3; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -31,11 +31,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "При перевірці оновлень виникла помилка"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -44,39 +44,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "Усі останні оновлення встановлено"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "При перевірці доступних оновлень виникла помилка"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -92,44 +117,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "Доступне оновлення"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "Оновити зараз"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "Оновити пізніше"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "Доступна нова версія"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "Завантаження оновлення"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -137,7 +162,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -147,26 +172,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "При завантаженні оновлень виникла помилка"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "При створенні тимчасової папки для завантажень виникла помилка"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "Не вдалося створити тимчасову папки для завантажень"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -176,46 +201,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "Перезавантажити Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "Перезавантажити зараз"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "Перезавантажити пізніше"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "При перезавантажені системи виникла помилка"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "Не вдалося перезавантажити систему"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "При вимкнені мережі виникла помилка"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "Не вдалося вимкнути мережу"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "Оновлення системи"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -223,6 +248,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "При встановлені оновлень виникла помилка"
diff --git a/ur.po b/ur.po
index 7cd399d..0303c33 100644
--- a/ur.po
+++ b/ur.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Urdu (http://www.transifex.com/projects/p/torproject/language/ur/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ur\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ur_PK.po b/ur_PK.po
index bdb9924..445d0ec 100644
--- a/ur_PK.po
+++ b/ur_PK.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Urdu (Pakistan) (http://www.transifex.com/projects/p/torproject/language/ur_PK/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ur_PK\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/uz.po b/uz.po
index 7c41f43..d6a04b3 100644
--- a/uz.po
+++ b/uz.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Uzbek (http://www.transifex.com/projects/p/torproject/language/uz/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: uz\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/ve.po b/ve.po
index 4140b5e..49d0c47 100644
--- a/ve.po
+++ b/ve.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Venda (http://www.transifex.com/projects/p/torproject/language/ve/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: ve\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/vi.po b/vi.po
index 850f4dc..2c3373c 100644
--- a/vi.po
+++ b/vi.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Vietnamese (http://www.transifex.com/projects/p/torproject/language/vi/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: vi\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/wa.po b/wa.po
index d20ead4..e8a0caa 100644
--- a/wa.po
+++ b/wa.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Walloon (http://www.transifex.com/projects/p/torproject/language/wa/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: wa\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/wo.po b/wo.po
index e8f6f20..ff831a2 100644
--- a/wo.po
+++ b/wo.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Wolof (http://www.transifex.com/projects/p/torproject/language/wo/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: wo\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/zh.po b/zh.po
index 4bb18f7..0ebc8bb 100644
--- a/zh.po
+++ b/zh.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Chinese (http://www.transifex.com/projects/p/torproject/language/zh/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: zh\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/zh_CN.GB2312.po b/zh_CN.GB2312.po
index 6bb157d..52f50b8 100644
--- a/zh_CN.GB2312.po
+++ b/zh_CN.GB2312.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Chinese (China) (GB2312) (http://www.transifex.com/projects/p/torproject/language/zh_CN.GB2312/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: zh_CN.GB2312\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/zh_CN.po b/zh_CN.po
index fa0b75c..dbe64ee 100644
--- a/zh_CN.po
+++ b/zh_CN.po
@@ -9,9 +9,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-19 04:40+0000\n"
-"Last-Translator: Y.F Yang <yfdyh000 at gmail.com>\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
+"Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Chinese (China) (http://www.transifex.com/projects/p/torproject/language/zh_CN/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -19,7 +19,7 @@ msgstr ""
 "Language: zh_CN\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -32,11 +32,11 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>调试信息</b>\n<i>退出代码</i>: %{exit_code}i\n\n<i>stdout:</i>\n%{stdout}s\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr "检查更新时错误"
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -45,39 +45,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr "<b>无法从我们的网站上检测是否有升级可用</b>\n\n请检查您的网络连接,并且重启Tails然后重新尝试升级\n\n如果依旧有这个问题,请到 file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr "系统已是最新"
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr "此版本的 Tails 已过时,可能存在安全性问题。"
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr "可用的增量升级,需要在 Tails 的系统分区有 %{space_needed}s 空闲空间,而目前仅有 %{free_space}s 可用。"
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr "可用的增量升级,需要有 %{space_needed}s 空闲空间,而目前仅有 %{free_space}s 可用。"
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr "增量升级可用但是没有完整升级。\n这不应该发生,请将此事报告为bug。"
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr "检测可用升级时错误"
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -93,44 +118,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr "<b>您应该升级到 %{name}s %{version}s.</b>\n\n查看关于新版本的更多信息,请到 %{details_url}s.\n\n建议在升级过程中关闭所有打开的程序\n下载升级可能需要用很长时间,从数分钟到数小时不等\n下载升级之后网络将被禁用\n\n下载大小: %{size}s\n\n您想现在升级么?"
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr "有升级可用"
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr "现在升级"
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr "稍后升级"
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
-msgstr "<b>您应该手动升级到 %{name}s %{version}s。</b>\n\n有关此版本的更多信息,请见 %{details_url}s。\n\n无法自动升级您的设备到这个新版本。\n\n要了解如何进行手动升级,请阅 https://tails.boum.org/doc/first_steps/upgrade/#manual"
+msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr "新版本可用"
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr "正在下载升级"
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr "正在下载升级包到%{name}s %{version}s..."
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -138,7 +163,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr "<b>该升级不能被下载.</b>\\n\\n检查您的网络连接,并且重启Tails然后重新尝试升级.\\n\\n如果依旧有这个问题,请到 file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -148,26 +173,26 @@ msgid ""
 "%{stderr}s"
 msgstr "<b>调试信息</b>\n<i>退出代码</i>: %{exit_code}i\n\n<i>stderr:</i>\n%{stderr}s"
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr "在下载升级时出现错误"
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr "输出文件'%{output_file}s'不存在,但是 tails-iuk-get-target-file 并没有察觉,请将此事报告为bug。"
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr "建立临时下载目录时出错"
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr "创建临时下载目录时错误"
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -177,46 +202,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr "<b>您的Tails设备成功升级</b>\n\n一些安全特性已经被临时禁用.\n您应该尽快重启到新版本\n\n您想重启么?"
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr "重启Tails"
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr "现在重启"
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr "稍后重启"
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr "重启系统时出现错误"
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr "重启系统失败"
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr "关闭网络时错误"
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr "关闭网络失败"
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr "正在升级系统"
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr "<b>您的Tails已经被成功升级...</b>\n\n为了安全原因,网络连接已经被禁用。"
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -224,6 +249,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr "<b>安装更新时出现错误</b>\\n\\n您的Tails设备需要修复,并且可能无法重启.\\n\\n请查看以下说明:file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr "安装升级时出错"
diff --git a/zh_HK.po b/zh_HK.po
index b2b5688..1bf3a6c 100644
--- a/zh_HK.po
+++ b/zh_HK.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Chinese (Hong Kong) (http://www.transifex.com/projects/p/torproject/language/zh_HK/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: zh_HK\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/zh_TW.po b/zh_TW.po
index 4480d91..89e9161 100644
--- a/zh_TW.po
+++ b/zh_TW.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Chinese (Taiwan) (http://www.transifex.com/projects/p/torproject/language/zh_TW/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: zh_TW\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""
diff --git a/zu.po b/zu.po
index 0b97c6f..32b275b 100644
--- a/zu.po
+++ b/zu.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: The Tor Project\n"
 "Report-Msgid-Bugs-To: Tails developers <tails at boum.org>\n"
-"POT-Creation-Date: 2014-01-07 20:17+0100\n"
-"PO-Revision-Date: 2014-01-08 08:17+0000\n"
+"POT-Creation-Date: 2014-02-18 19:03+0100\n"
+"PO-Revision-Date: 2014-02-19 08:18+0000\n"
 "Last-Translator: runasand <runa.sandvik at gmail.com>\n"
 "Language-Team: Zulu (http://www.transifex.com/projects/p/torproject/language/zu/)\n"
 "MIME-Version: 1.0\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Language: zu\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 
-#: ../lib/Tails/IUK/Frontend.pm:145 ../lib/Tails/IUK/Frontend.pm:615
+#: ../lib/Tails/IUK/Frontend.pm:146 ../lib/Tails/IUK/Frontend.pm:657
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -30,11 +30,11 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:205
+#: ../lib/Tails/IUK/Frontend.pm:214
 msgid "Error while checking for upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:208
+#: ../lib/Tails/IUK/Frontend.pm:217
 msgid ""
 "<b>Could not determine whether an upgrade is available from our website.</b>\n"
 "\n"
@@ -43,39 +43,64 @@ msgid ""
 "If the problem persists, go to file:///usr/share/doc/tails/website/doc/upgrade/error/check.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:224
+#: ../lib/Tails/IUK/Frontend.pm:231
+msgid "no incremental upgrade is available."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:234
+msgid "your device was not created using Tails Installer."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:237
+msgid "your device is not writable."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:240
+msgid "there is not enough free space on your device."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:243
+msgid "there is not enough free memory."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:248
+#, perl-brace-format
+msgid "No explanation available for reason '%{reason}s'."
+msgstr ""
+
+#: ../lib/Tails/IUK/Frontend.pm:268
 msgid "The system is up-to-date"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:229
+#: ../lib/Tails/IUK/Frontend.pm:273
 msgid "This version of Tails is outdated, and may have security issues."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:262
+#: ../lib/Tails/IUK/Frontend.pm:305
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{space_needed}s of free space on"
 " Tails system partition,  but only %{free_space}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:279
+#: ../lib/Tails/IUK/Frontend.pm:321
 #, perl-brace-format
 msgid ""
 "The available incremental upgrade requires %{memory_needed}s of free memory,"
 " but only %{free_memory}s is available."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:301
+#: ../lib/Tails/IUK/Frontend.pm:343
 msgid ""
 "An incremental upgrade is available, but no full upgrade is.\n"
 "This should not happen. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:305
+#: ../lib/Tails/IUK/Frontend.pm:347
 msgid "Error while detecting available upgrades"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:315
+#: ../lib/Tails/IUK/Frontend.pm:357
 #, perl-brace-format
 msgid ""
 "<b>You should upgrade to %{name}s %{version}s.</b>\n"
@@ -91,44 +116,44 @@ msgid ""
 "Do you want to upgrade now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:330
+#: ../lib/Tails/IUK/Frontend.pm:372
 msgid "Upgrade available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:331
+#: ../lib/Tails/IUK/Frontend.pm:373
 msgid "Upgrade now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:332
+#: ../lib/Tails/IUK/Frontend.pm:374
 msgid "Upgrade later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:342
+#: ../lib/Tails/IUK/Frontend.pm:382
 #, perl-brace-format
 msgid ""
 "<b>You should do a manual upgrade to %{name}s %{version}s.</b>\n"
 "\n"
 "For more information about this new version, go to %{details_url}s.\n"
 "\n"
-"It is not possible to automatically upgrade your device to this new version.\n"
+"It is not possible to automatically upgrade your device to this new version: %{explanation}s.\n"
 "\n"
 "To learn how to do a manual upgrade, go to https://tails.boum.org/doc/first_steps/upgrade/#manual"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:356
+#: ../lib/Tails/IUK/Frontend.pm:398
 msgid "New version available"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:412
+#: ../lib/Tails/IUK/Frontend.pm:454
 msgid "Downloading upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:415
+#: ../lib/Tails/IUK/Frontend.pm:457
 #, perl-brace-format
 msgid "Downloading the upgrade to %{name}s %{version}s..."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:456
+#: ../lib/Tails/IUK/Frontend.pm:498
 msgid ""
 "<b>The upgrade could not be downloaded.</b>\\n\\nCheck your network "
 "connection, and restart Tails to try upgrading again.\\n\\nIf the problem "
@@ -136,7 +161,7 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/download.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:468
+#: ../lib/Tails/IUK/Frontend.pm:510
 #, perl-brace-format
 msgid ""
 "<b>Debugging information</b>\n"
@@ -146,26 +171,26 @@ msgid ""
 "%{stderr}s"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:480 ../lib/Tails/IUK/Frontend.pm:494
+#: ../lib/Tails/IUK/Frontend.pm:522 ../lib/Tails/IUK/Frontend.pm:536
 msgid "Error while downloading the upgrade"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:487
+#: ../lib/Tails/IUK/Frontend.pm:529
 #, perl-brace-format
 msgid ""
 "Output file '%{output_file}s' does not exist, but tails-iuk-get-target-file "
 "did not complain. Please report a bug."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:506
+#: ../lib/Tails/IUK/Frontend.pm:548
 msgid "Error while creating temporary downloading directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:509
+#: ../lib/Tails/IUK/Frontend.pm:551
 msgid "Failed to create temporary download directory"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:521
+#: ../lib/Tails/IUK/Frontend.pm:563
 msgid ""
 "<b>Your Tails device was successfully upgraded.</b>\n"
 "\n"
@@ -175,46 +200,46 @@ msgid ""
 "Do you want to restart now?"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:526
+#: ../lib/Tails/IUK/Frontend.pm:568
 msgid "Restart Tails"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:527
+#: ../lib/Tails/IUK/Frontend.pm:569
 msgid "Restart now"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:528
+#: ../lib/Tails/IUK/Frontend.pm:570
 msgid "Restart later"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:539
+#: ../lib/Tails/IUK/Frontend.pm:581
 msgid "Error while restarting the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:542
+#: ../lib/Tails/IUK/Frontend.pm:584
 msgid "Failed to restart the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:557
+#: ../lib/Tails/IUK/Frontend.pm:599
 msgid "Error while shutting down the network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:560
+#: ../lib/Tails/IUK/Frontend.pm:602
 msgid "Failed to shutdown network"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:570
+#: ../lib/Tails/IUK/Frontend.pm:612
 msgid "Upgrading the system"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:572
+#: ../lib/Tails/IUK/Frontend.pm:614
 msgid ""
 "<b>Your Tails device is being upgraded...</b>\n"
 "\n"
 "For security reasons, the networking is now disabled."
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:609
+#: ../lib/Tails/IUK/Frontend.pm:651
 msgid ""
 "<b>An error occured while installing the upgrade.</b>\\n\\nYour Tails device"
 " needs to be repaired and might be unable to restart.\\n\\nPlease follow the"
@@ -222,6 +247,6 @@ msgid ""
 "file:///usr/share/doc/tails/website/doc/upgrade/error/install.en.html"
 msgstr ""
 
-#: ../lib/Tails/IUK/Frontend.pm:629
+#: ../lib/Tails/IUK/Frontend.pm:671
 msgid "Error while installing the upgrade"
 msgstr ""



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