Discord, Steam, GeForce Experience, and even RGB controller software (Razer Synapse, Corsair iCUE) inject DLLs into the game’s render thread to draw their overlays. Sometimes, these injectors corrupt the rendering pipeline.
Corrupted installation files or bloated shader caches often break the rendering pipeline, triggering the exception log. Verify Steam Files rendering thread exception batman arkham city
If you want to stay in DX11, or if DX9 still crashes, murder PhysX. Discord, Steam, GeForce Experience, and even RGB controller