Use (Windows Debugger) to open the .dmp file and run:
A "dump file error" usually indicates that the game has crashed unexpectedly and attempted to save crash data (a memory dump) to your system. The error message may appear as:
After analyzing various reports and forums, we have identified some common causes of the Dirt 5 dump file error: dirt 5 dump file error
Dirt 5 relies on Microsoft Visual C++ libraries. If these are missing or broken, the game cannot handle memory allocation, leading directly to a dump file error.
Disable conflicting software, such as antivirus programs: Use (Windows Debugger) to open the
"LowLevelFatalError [File:Unknown] [Line: 684] ... Dirt 5 has crashed and a dump file has been saved."
The most common trigger for a dump error is a missing or corrupted game asset. If a single texture file for a mud splatter is damaged, the Unreal Engine will throw a fatal error rather than rendering a pink square. Dirt 5 defaults to DirectX 12 (DX12)
Dirt 5 defaults to DirectX 12 (DX12). While DX12 is prettier, it is also more prone to memory leaks and driver timeout errors. DX11 is rock solid.