protonscr

Steel Assault Demo

protonopen appid 1533150Game compatibility - Unofficial.NET
ValveSoftware/Proton#4597 · opened 2021-02-06 by nded03 · updated 2026-02-07 · 2 comments · github · game page · search this game
Nnded03 2021-02-06 github

Compatibility Report

  • Name of the game with compatibility issues: Steel Assault Demo
  • Steam AppID of the game: 1533150

System Information

  • GPU: GTX 1080
  • Driver/LLVM version: nvidia 460.39
  • Kernel version: 5.8.0-7642-generic
  • System Information
  • Proton version: 5.13-5

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-1533150.log

Symptoms

Steel Assault demo will not launch. First run setup will install some things but the game silently terminates a few moments after clicking the 'play' button. No game window is visible at any point during this.

Reproduction

Install demo via Steam and click 'play' button.

Kkisak-valve maintainer 2021-02-06 github

Hello @nded03, from the log, Assertion failed: compare_hlsl_types(arg1->data_type, arg2->data_type), file ../../../../proton/wine/dlls/d3dcompiler_47/../d3dcompiler_43/hlsl.y, line 627 looks like a line of interest.

Mmadewokherd 2026-02-07 github

Doesn't seem like the demo is available anymore?

Nothing extracted yet.