The primary cause of the door bug is on modern hardware.
Change the Prince's skin or outfit in the rewards menu. This minor change forces the engine to recache character and environment models.
: Do not quit or reload while in the middle of a complex puzzle area, especially the Observatory .
Breaking objects or triggering combat sequences out of order causes the game's event scripting to fail.
Navigate to the game's installation folder (e.g., Steam\steamapps\common\Prince of Persia The Forgotten Sands ). Right-click on Prince of Persia.exe and select . Click on the Compatibility tab.
If you are playing a version that uses SKIDROW, you may need a save file that bypasses the broken, bugged area.
Turn your camera 180 degrees so the Prince faces away from the door, looking back at the room.
The Prince of Persia: Forgotten Sands door bug is a rite of passage. It’s a frustrating relic of the 7th generation of gaming—a time when QA testing rarely included 144Hz monitors or SSDs that load zones too quickly.
Always leave Vertical Sync turned "On" in the in-game display settings to prevent physics anomalies.
Leave V-Sync turned on for the entirety of your playthrough.
: A Kotaku report describes a game-breaking bug near the end of the game. Dying during a late-game climbing sequence caused the game to respawn the Prince inside a room with no exit, forcing a complete restart.