protonscr

VRChat

appid 438100 3 threads, 1 open 1,187 comments last activity 2026-08-09
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Latest maintainer comment · kisak-valve · 2025-10-22 · #1199
Webcams cannot be used in VRChat Issue transferred from https://github.com/ValveSoftware/Proton/issues/9124. @Axiaobo7788 posted on 2025-10-22T00:23:17: # Compatibility Report - Name of the game with compatibility issues: Vrchat - Steam AppID of the game: 438100 ## System Information - GPU: Nvidia RTX 2060 - Video driver version: 580.82.09 - Kernel version: 6.12.48-1 - Link to full system informat...
Threads

VRChat proton open 4 matching

#1199 · 1,185 comments · opened 2018-09-03 · last comment 2026-08-09 by peq42
comment by earldbjr · 2021-10-04 · view · github
... this issue occurred, do they use the same OpenVR_API DLL? I haven't played for a bit (got ...
comment by Goofybud16 · 2021-10-04 · view · github
> my openvr_api.dll is 586.8kB and was downloaded on 2/9/21, if that helps. Looks like ...

VRChat proton closed

#6687 · 1 comments · opened 2023-04-15 · last comment 2023-04-15 by kisak-valve

VRChat post udon update proton closed

#3934 · 1 comments · opened 2020-06-04 · last comment 2020-06-04 by kisak-valve
Recent activity
  • peq42 · 2026-08-09 · VRChat
    after digging quite a bit and with some friends' help, I think I found out the source of most my issues https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1585434 Nvidia has problems with the kernel module used to encr...
  • All-The-Foxes · 2026-07-28 · VRChat
    > Maybe its the nvidia drivers? both 595 and 610 have the issue, so we may need valve to yell at them to fix something... I am using 595. It's not the driver.
  • peq42 · 2026-07-28 · VRChat
    > Replying to https://github.com/ValveSoftware/Proton/issues/1199#issuecomment-5099439546 tried proton-ge yesterday. It somewhat fixes the video player but not the stutters. RTSP fixed videos properly but not the stutter...
  • All-The-Foxes · 2026-07-28 · VRChat
    > Tested again using the vanilla proton(Experimental) just today: > > 1. The stutter is still there. About 0.5s per avatar loaded(so in big instances with many avatars, the game freezes for seconds). Seems related to sha...
  • peq42 · 2026-07-27 · VRChat
    Tested again using the vanilla proton(Experimental) just today: 1. The stutter is still there. About 0.5s per avatar loaded(so in big instances with many avatars, the game freezes for seconds). Seems related to shader co...
  • Chiffon-Pudding · 2026-07-18 · VRChat
    I am using Google Translate. The `steam steam://unlockh264/` command addresses an issue on the Steam client side, so it is influenced by the client's environment. Since it is clearly not a Proton-related issue, I hesitat...
  • CarbonNotes · 2026-07-18 · VRChat
    Just a note, the current Steam Beta Steam Version: 1784145295 Steam Client Build Date: Tue, Jul 14, 2026 3:53 PM UTC -08:00 Steam Web Build Date: Wed, Jul 15, 2026 12:40 PM UTC -08:00 seems to break video players. Tried ...
  • myghi63 · 2026-07-06 · VRChat
    Beware arch proton rtsp users: the proton-ge-custom-rtsp-bin aur package will be orphaned soon. Switch to proton-rtsp-bin and enable steam h264 as oriented on the rtsp release page.

Proton versions over time

Launch lines, newest first

PROTON_LOG=0 AMD_VULKAN_ICD=RADV mangohud %command% --enable-hw-video-decoding --affinity=FFFF --process-priority=2 --main-thread-priority=2 -screen-width
unset=SDL_VIDEODRIVER DXVK_ASYNC=1 %command% --disable-hw-video-decoding --enable-avpro-in-proton
gamemoderun %command% --enable-avpro-in-proton
WINE_CPU_TOPOLOGY="40:0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39" %command%
PROTON_USE_WINED3D=1 PROTON_USE_D12VK=1 gamemoderun %command%
PROTON_USE_WINED3D=1 %command% --enable-avpro-in-proton

Launch options

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DLLs

Error codes