Understanding the "MESA-INTEL: warning: Ivy Bridge Vulkan support is incomplete" Message
Why does Mesa even bother?
But do not attempt to force full Vulkan via environment variables like MESA_EXTENSION_OVERRIDE – that will just cause GPU hangs. mesa-intel warning ivy bridge vulkan support is incomplete
PROTON_USE_WINED3D=1 %command%. This forces Proton to translate DirectX to OpenGL instead of Vulkan. Expect poor performance (OpenGL on Windows games is slow), but it will be stable.