The error indicates that the game's rendering thread (responsible for drawing graphics) has crashed. In Arkham City , this is typically linked to:
Then, THWACK .
Unreal Engine 3 struggles to distribute processing threads on modern CPUs that feature more than 8 cores or utilize Intel's Performance/Efficient (P-Core/E-Core) architecture. Restricting the game to fewer CPU threads prevents the rendering engine from desynching. Launch Batman: Arkham City. Press Ctrl + Shift + Esc to open the . Go to the Details tab and locate BatmanAC.exe . Right-click the process and choose Set Affinity . rendering thread exception batman arkham city
This exception occurs when the game’s "Main Thread" sends a command to the "Rendering Thread," but the GPU fails to execute it. This is often labeled as a UE3 (Unreal Engine 3) error. Common Triggers: The error indicates that the game's rendering thread
The "Rendering Thread Exception" means the game’s main rendering loop tried to access a memory address that was invalid, out of bounds, or blocked by another system process. Restricting the game to fewer CPU threads prevents
Go to the game's installation directory (e.g., Steam\steamapps\common\Batman Arkham City GOTY\Binaries\Win32\ ). Right-click BatmanAC.exe and select . Go to the Compatibility tab.