"" is a broad crash notification in RPCS3 that usually indicates a conflict between the emulator's settings and your hardware, often involving the PPU/SPU decoders or the graphics renderer.
While a definitive fix may require ongoing development and testing, several potential solutions and workarounds can mitigate the issue: rpcs3 thread terminated due to fatal error
Desyncs and buffer errors frequently trigger thread termination. "" is a broad crash notification in RPCS3