Duplicate Game terminated after 10 minutes of inactivity

[Brummbaer]

Game version: 0.34.3140-v0.34.1-(staging) (2016-01-20 13:29)
Game world: Beta
Browser + version: Firefox 43.0.4
Shockwave Flash Player version: 20.0.0.267
Operating System: Windows7 64
Screen resolution: 1920 x 1080
Account name: Brummbaer
Humans or Elves: Elves

Reproducibility: Happens the first time

Current situation: I pressed the notification button and this happens
Game terminated (after about 10 minutes of inactivity) reading EMails

 

[DeletedUser628]

Based on the information, this seems to match the details described here:
https://beta.forum.elvenar.com/index.php?threads/session-timed-out.4000/

Just with a different error message. It appears to be related enough to cover them on the same topic.