instead of in-game saves can sometimes lead to instability or corrupted save files. Recommended Fixes Enable "Ignore Bad Memory Accesses" Navigate to section, check the box for Ignore bad memory accesses Toggle Overclocking
Remember that (the .ppst files made via the emulator menu) are different from In-Game Save Data (made at the phone booths in-game). If you are using someone else's save, you are looking for the Save Data , not a Savestate. Where to Find 100% Save Files Save Data Crash Tag Team Racing Ppsspp