Hello @ranplayer, please copy the contents of Steam Runtime Diagnostics from Steam (`Steam` -> `Help` -> `Steam Runtime Diagnostics`) and put it in a [gist](https://gist.github.com/), then include a link to the gist in this issue report.
This game is not launching for Proton versions higher than 10.0-4 (11.0-1, 11.0-2, Experimental-2026-07-15). Proton logs: - [steam-265300-proton11_1.tar.gz](https://github.com/user-attachments/files/30320417/steam-265300...
Since this is still open, adding my experience with Proton 8.0-104 (default). Started, ran, and closed without any issues. The only nit-pick is that you can't enable Nvidia Turbulence, but not sure anyone cares about tha...
I haven't had the time to test the game in detail, but I can confirm that it now launches with Proton 5.13-4. However, the game doesn't close on exit, only minimizes the game window and I have to close it with the Stop b...
I can now confirm that Lords of the Fallen is working with Proton 5.13-4 & it runs at a consistent 60fps, no launch commands are necessary either, I've just played it for 2 hours without a single crash. :)
It's still not launching with Proton 5.13-1. Systeminfo: https://gist.github.com/NoXPhasma/8fec49fdc09bad1d72ce37635762b3af Proton Log: [steam-265300.log](https://github.com/ValveSoftware/Proton/files/5436574/steam-26530...
This looks like the most relevant part `78370.455:00c8:00cc:err:seh:setup_exception stack overflow 1600 bytes in thread 00cc eip 000000007bc6921f esp 0000000000120fd0 stack 0x120000-0x121000-0x220000` ```00cc: queue_exce...