Compatibility Report

• Project Cars 2
• Steam AppID of the game: 378860

System Information

• Steam Machine - SteamOS 3.8.16 Build: 20260716.1
• Video driver version:
• Kernel version: 6.16.12-valve24.5-1-neptune-616-gb2f7cfe85e45 (64bit~)
• Proton version: Stock version with the machine, I think it's 11.02

I confirm:

• [x] that I haven't found an existing compatibility report for this game.
• [x] that I have checked whether there are updates for my system available.

Symptoms

No Force Feedback at all.

hardware: Logitech G27 plus separate pedals, wheel works in American Truck Simulator.

Two, the smoking-gun log lines:

• HID joystick device usage FB not implemented, and the repeating fixme:dinput:dinput_device_Escape ... stub!

Already tried: Proton versions 7.0-4, 8.0, 9.0, Hot Fix, Experimental.

PROTON_DISABLE_HIDRAW=1, in-game Legacy mode, recalibration. Input works, FFB does not.

I checked lsmod and lg4ff is not loaded, but hid_logitech plus ff_memless are.

Reproduction

New Steam Machine, Logitech G27 and Project Cars 2 - The same is true for Project Cars as well