[tor-relays] new warn message: Duplicate rendezvous cookie in ESTABLISH_RENDEZVOUS.

[Logforme]

I had 3 today on my non-exit relay. Can't remember seeing them before. 
Maybe they are new in 0.2.8.8?
Times are UTC+2

Oct 06 09:14:03.000 [warn] Duplicate rendezvous cookie in 
ESTABLISH_RENDEZVOUS.
Oct 06 14:08:13.000 [warn] Duplicate rendezvous cookie in 
ESTABLISH_RENDEZVOUS.
Oct 06 14:08:14.000 [warn] Duplicate rendezvous cookie in 
ESTABLISH_RENDEZVOUS.

------ Originalmeddelande ------
Från: "Toralf Förster" <toralf.foerster at gmx.de>
Till: tor-relays at lists.torproject.org
Skickat: 2016-10-06 10:45:49
Ämne: [tor-relays] new warn message: Duplicate rendezvous cookie in 
ESTABLISH_RENDEZVOUS.

>-----BEGIN PGP SIGNED MESSAGE-----
>Hash: SHA256
>
>Today I got this for the first since I run exits:
>
>  Oct 06 08:23:03.000 [warn] Duplicate rendezvous cookie in 
>ESTABLISH_RENDEZVOUS.
>
>Something I should worry about ?
>
>- --
>Toralf
>PGP: C4EACDDE 0076E94E, OTR: 420E74C8 30246EE7
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>510EN+mxt+3nTAFXgrIA/1BUXnr1DXh61y5ttIxSoVGJb95r8FTrnKiDTZ23yBkV
>=vFhm
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