Does cumfartui not support Krea2 in int8 mode?
What does your log say when trying to load the model after restart?
[INFO] Native ops: int8_tensorwise, convrot_w4a4 , emulated ops: mxfp8, float8_e4m3fn, float8_e5m2, nvfp4
[INFO] model weight dtype torch.bfloat16, manual cast: torch.bfloat16
[INFO] model_type FLUX
[INFO] Requested to load Krea2TEModel_