[0.17.19] Crash when opening Research Tab or interacting with a Lab (Multiplayer)

[Chukles]

What did you do?
Multiplayer -> Host new game -> Advanced
* Change Recipes from Normal to Expensive
* Change Technologie from Normal to Expensive
Hit play -> i think i changed the AFK auto kick to 30mins aswell. -> Hit play again and the Map starts.
Press T to open a new research...

What happened?
The Game stops and opens an Error Message:
---------------------------
Error
---------------------------
Unexpected error occurred. If you're running the latest version of the game you can help us solve the problem by posting the contents of the log file on the Factorio forums.
Please also include the save file(s), any mods you may be using, and any steps you know of to reproduce the crash.

Log file location: C:\Users\Marco\AppData\Roaming\Factorio\factorio-current.log

Would you like to open the folder containing the log file?
---------------------------
Ja Nein
---------------------------

What did you expect to happen instead? It might be obvious to you, but do it anyway!
It should open the window to pick a research.


Does it happen always, once, or sometimes?
Always with the steps mentioned above.

[Bilka]

Update the game.