protonscr

VRChat

appid 438100 3 threads, 1 open 1,190 comments last activity 2026-08-30
ProtonDB Steam Search within game
Latest maintainer comment · alasky17 · 2026-06-01 · #1199
@BarkBarklington Could you try Proton - Experimental and make sure you are *not* on the bleeding-edge branch? True to its name, the bleeding-edge branch has an AVPro regression right now that we are working to fix :)
Threads

VRChat proton open 2 matching

#1199 · 1,188 comments · opened 2018-09-03 · last comment 2026-08-30 by LethalManBoob
comment by CobaltSpace · 2023-08-09 · view · github
... E MANGOHUD=1 -E OBS_VKCAPTURE=1 /opt/wine-discord-ipc-bridge/winediscordipcbridge-steam.sh gamemoderun %command% --enable-avpro ...
comment by Lhun · 2025-05-28 · view · github
... The following VRChat Launch Options, with explanation: `PROTON_LOG=0 AMD_VULKAN_ICD=RADV mangohud %command% --enable-hw-video-decoding --affinity ...

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
  • LethalManBoob · 2026-08-30 · VRChat
    I've already tried completely deleting the prefix and the entire game itself
  • peq42 · 2026-08-30 · VRChat
    > For me, vrchat simply refuses to let me connect to other lobbies without crashing. Ive tried all fixes. Only proton-cachy works. I looked at proton logs, they show nothing. > > [output_log_2026-08-29_22-03-01.txt](http...
  • LethalManBoob · 2026-08-29 · VRChat
    For me, vrchat simply refuses to let me connect to other lobbies without crashing. Ive tried all fixes. Only proton-cachy works. I looked at proton logs, they show nothing. [output_log_2026-08-29_22-03-01.txt](https://gi...
  • 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...

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

Upstream links

DLLs

Error codes