[2-Login Error with Game Crash]

Right now I can't reproduce the error. If the error happens again I will send you the log.txt.

[2-Login Error with Game Crash]

NAME: Game Crash in the Login Screen
SEVERITY: 2
LOCATION: Login Screen
REPRODUCIBILITY: 4/15
DESCRIPTION: Since today I sometimes get the error in the screenshot when I'm trying to login. After the error the game crashs.
SCREENSHOT: 
ADDITIONAL INFORMATION: -