The "Fatal Error! QA_APPROVED_BUILD_JANUARY_2011" error in Batman: Arkham City
Go to Library -> Right-click Batman: Arkham City -> Properties -> Local Files -> Verify integrity of game files . The "Fatal Error
The is the single most effective fix because the error often stems from a race condition in the game’s job scheduler on CPUs with >4 cores/threads. The "Fatal Error
The PC version of Arkham City was notorious for a poorly optimized DirectX 11 implementation at launch. Forcing the game to run in DirectX 9 eliminates the rendering thread exception for most players. The "Fatal Error