commit ecf19e655e6f6b94c311f3c69e56fea31bdb4185 Author: Frank-Rainer Grahl <frgrahl@gmx.net> Date: Sun Feb 21 05:45:00 2016 +0100 Bug 1246614 - Check if system add-ons directory exists before trying to clean it. r=mossop --HG-- extra : rebase_source : 44545607f4434a8ad03cdc59306e02517056d42c --- toolkit/mozapps/extensions/internal/XPIProvider.jsm | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/toolkit/mozapps/extensions/internal/XPIProvider.jsm b/toolkit/mozapps/extensions/internal/XPIProvider.jsm index 94c33ea..ca51ae5 100644 --- a/toolkit/mozapps/extensions/internal/XPIProvider.jsm +++ b/toolkit/mozapps/extensions/internal/XPIProvider.jsm @@ -8023,6 +8023,12 @@ Object.assign(SystemAddonInstallLocation.prototype, { * to cleanup again next time. */ cleanDirectories: Task.async(function*() { + + // System add-ons directory does not exist + if (!(yield OS.File.exists(this._baseDir.path))) { + return; + } + let iterator; try { iterator = new OS.File.DirectoryIterator(this._baseDir.path);