Source Filmmaker

protonopen appid 1840Game compatibility - Unofficial

ValveSoftware/Proton#7943 · opened 2024-07-28 by Managor · updated 2025-08-23 · 4 comments · github · game page · search this game

MManagor 2024-07-28 github

Compatibility Report

Name of the game with compatibility issues: Source Filmmaker
Steam AppID of the game: 1840

System Information

GPU: AMD Radeon RX 5700
Video driver version: Mesa 24.1.4
Kernel version: 6.10.1-arch1-1
Link to full system information report as Gist: https://gist.github.com/Managor/29b363e8ee497defc4c0d4e56e012748
Proton version: Proton Experimental (2024/07/22)

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.

steam-1840.zip
Demonstrative video: https://www.youtube.com/watch?v=bZzYmiA0eAQ

Symptoms

The viewport gets a stroby effect when attempting to play a project and the program gets stuck in processing shaders. Furthermore the program gets stuck when attempting to export to a movie.

MManagor 2024-07-29 github

The issues I listed go away if I force wined3d. After that the issue is that the exported video is just blank.

HHurricanePootis 2024-08-16 github

I cannot launch source filmmaker using proton 9.0-2

MManagor 2024-08-16 github

Works fine for me on Proton Experimental

BBuggem 2025-08-23 github

For some reason now I cannot open hostage_3.mdl. can anyone else open it on Proton?

Proton versions

proton experimentalx2 2024-08
proton 9.0-2x1 2024-08