If none of the above works, the 0xc00025 error may stem from a corrupt compatibility flag stored in the Windows Registry.
If you are seeing a pop-up that reads “Fatal Error” followed by the exception code 0xc00025 the moment you try to launch the game, you are not alone. This error generally prevents the game from even reaching the main menu.
This error code, often accompanied by a prompt to debug or close the program, is a notorious headache for the Call of Duty community. While Black Ops 2 is a beloved title, its age means it wasn't necessarily optimized for modern operating systems like Windows 10 or Windows 11. The error code 0xc000025 (sometimes stylized as 0xc0000125) generally points to a violation in memory access or a corruption in the application's ability to execute specific instructions.
| Fix | Success Rate | Difficulty | | :--- | :--- | :--- | | Disable Control Flow Guard (CFG) | 90% | Easy | | Clean GPU driver reinstall | 60% | Medium | | Delete Local Shader Cache | 50% | Easy | | Disable Overlays (Discord/Steam) | 40% | Easy | | Verify Game Files (Steam) | 30% | Easy |
Software such as MSI Afterburner, RivaTuner, or Discord overlays are known to cause crashes during game initialization or gameplay.
Modern Windows versions often block older executables from accessing necessary resources.