[Proton/Linux] CSP won't load ("Can't find INIReader::cache")

[kassette-kreator]

i have ac and csp installed, i see csp but when i go to launch a race i just get an error saying assetto corsa failed to patch because it couldn't
find "INIReader :: Cache" please make sure you're using the correct AC version ( i am i checked )

[meta-shu]

I'm also having this problem. At first i tough it was on wrong version, but it is on 1.16.4.
Also, clicking on Yes runs the game normally

[meta-shu]

i have ac and csp installed, i see csp but when i go to launch a race i just get an error saying assetto corsa failed to patch because it couldn't find "INIReader :: Cache" please make sure you're using the correct AC version ( i am i checked )

Giving an update on my side, i tried using the latest Shader Patch - v0.2.4 at the moment - and the error disappeared. A minimal 1st person camera effect also worked, so i guess that's it