On the Steam Deck, the GPF error is often related to the Proton version or missing Windows components.
If the GPF occurs right as you try to start a game from the main menu, your save file might be the culprit. batman arkham asylum general protection fault fix
: Navigate to your Documents folder and delete the Square Enix folder (which contains your local saves). On the Steam Deck, the GPF error is
Modern versions of Windows often lack the specific legacy components Arkham Asylum requires to run smoothly. On the Steam Deck
: In the game's launcher settings, try turning off "Fullscreen" and setting the resolution to 1280x800 for the Steam Deck's native ratio. Manual File Tweaks