protonscr

Dragon Quest X

protonopen Game compatibility - Unofficial
ValveSoftware/Proton#9307 · opened 2025-12-13 by Amarlian · updated 2025-12-16 · 1 comments · github
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AAmarlian 2025-12-13 github

Compatibility Report

  • Name of the game with compatibility issues: Dragon Quest X
  • Steam AppID of the game: 4226482105

System Information

  • Steam Deck
  • Link to full system information report as Gist:
  • Proton version: GE-Proton 9-5

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.

Symptoms

Game Crash as of 10Dec2025 with game patch 7.6
Launcher runs then game crashes as it attempts to load. Issue persits with multiple versions of GE-Proton including latests of GE-Proton 10-26. 9-5 is preferred for this game as it allows ingame cutscenes to play rather than a black screen

Reproduction

Full Error Log attached
I can confirmed that this error is affecting other users currently. Attempted on my desktop with Bazzite same issue.

steam-14530659817430712320.log

AAmarlian 2025-12-16 github

A temporary fix has been found. If the game is launched via steam with GE-Proton 10-26 AND PROTON_USE_WOW64=1 is added to the front of launch options, the game now loads. Cutscenes do not play properly still since that only works in GE-9-5 which WOW64 was not included.

Launch options