reproduced it, now on version 0.13.1

So what have i done:
I started factorio, went directly to the MP. Set the Filter only show not Password protected servers.
Joined a random server, all was fine.
Exited the Server.
Did the same again and joined another Random server.
Exited it again.
Went again ...

Hi,

first of all the log file

0.001 2016-06-28 15:01:24; Factorio 0.13.0 (Build 22782, win64, steam)
0.001 Operating system: Windows 10
0.001 Program arguments: "C:\Program Files (x86)\Steam\steamapps\common\Factorio\bin\x64\Factorio.exe"
0.001 Read data path: C:/Program Files (x86)/Steam ...