Then, the music stops. A stark, unforgiving dialog box appears: Your heart sinks. Is the ROM bad? Is your hard drive failing? Did you waste an hour of bandwidth?
Happy emulating. Now go clear that cache. Then, the music stops
Your game files didn't corrupt overnight. Your cache did. Is your hard drive failing
RPCS3 builds massive caches for SPU (Synergistic Processing Unit) kernels and PPU (PowerPC Processing Unit) modules. Sometimes, a cache write fails partially, creating a "ghost" file that conflicts with the actual game data on the next boot. Now go clear that cache
There is a specific moment of dread that every PlayStation 3 emulation enthusiast knows all too well.
If you install a game update ( .pkg ) that is version 1.09, but your RPCS3 firmware is only version 4.81, the emulator may flag the game data as "corrupted" because the update expects system calls that don't exist.