Try _fast_init=False to prevent meta device initialization

acestep/handler.py

@@ -492,8 +492,9 @@ class AceStepHandler:
                             acestep_v15_checkpoint_path,
                             trust_remote_code=True,
                             attn_implementation=candidate,
-                            dtype=self.dtype,
-                            low_cpu_mem_usage=False,  # Force immediate weight loading
+                            torch_dtype=self.dtype,
+                            low_cpu_mem_usage=False,  # Disable memory-efficient weight loading
+                            _fast_init=False,  # Disable fast initialization (prevents meta device)
                         )
                         attn_implementation = candidate
                         break