Game is working again.
It looks like I was having a different issue earlier related to Soldier runtime/proton. what solved that issue issue was deleting ~/.local/share/Steam and reinstalling. After reinstalling I was seeing the above, different error with similar symptoms, which was caused by it not set to launch with proton. When Proton/Soldier was redownload the game was able to launch again.
PROTON_LOG=1x1 2022-07
Compatibility Report
System Information
I confirm:
Symptoms
Game was running fine last week
Currently game does not launch. Clicking 'Play' shows 'syncing with steam cloud' and then nothing. So far have tried:
Adding
PROTON_LOG=1 %command%to launch options does not create a file in my home folder. The steam stdout is as follows when launching game:Am able to run Timberborn (1062090) with no issues under Proton.
Reproduction
Launch game