: Corrupted caches are a frequent cause of "Null function" fatal errors. Right-click the game in your list and select Remove All PPU Caches Remove All SPU Caches Run as Administrator

Sometimes, Windows Defender or other anti-virus software blocks the emulator's ability to create necessary temporary files.

A: A "PPU Trap" is a special instruction in the PS3's code that usually indicates an error or a breakpoint, sometimes triggered by copy protection. "Stubbing" a trap tells the emulator to ignore the trap and continue execution. This can bypass the crash caused by the game's anti-debugging code, though it may also introduce other unexpected behavior in rare cases.

The shown in the log console right before the crash happens.

: Delete the PPU and SPU cache files for the game. Corrupted shaders are a frequent cause of these crashes.