When I launch a CS:GO game, the "Launcher Error" error appears: FATAL ERROR: Failed to connect with local Steam Client process!
Hello @Geworge, running CS:GO with Proton is not supported. Unofficially, that is being tracked at https://github.com/ValveSoftware/Proton/issues/2704.
Your system information
Please describe your issue in as much detail as possible:
When I launch a CS:GO game, the "Launcher Error" error appears:
FATAL ERROR: Failed to connect with local Steam Client process!
Steps for reproducing this issue: