Crashes involving save data in Crash Tag Team Racing are often linked to memory access errors, outdated emulator cores, or specific regional version bugs. Common Causes Memory Access Violations

: You can find 100% complete save files to bypass progression hurdles on Community Support : Check the PPSSPP Reporting Server for the latest logs and compatibility status. to your PPSSPP folder? Crash Tag Team Racing Save Game Files for PSP - GameFAQs

There was no .bak file.

3. Transferring Save Files

To move a save between devices or emulators: