Fix Comfy-Org#11963 (Comfy-Org#11982)

Author: comfyanonymous

comfy/text_encoders/ovis.py

@@ -61,6 +61,7 @@ def __init__(self, device="cpu", dtype=None, model_options={}):
             if dtype_llama is not None:
                 dtype = dtype_llama
             if llama_quantization_metadata is not None:
+                model_options = model_options.copy()
                 model_options["quantization_metadata"] = llama_quantization_metadata
             super().__init__(device=device, dtype=dtype, model_options=model_options)
     return OvisTEModel_

comfy/text_encoders/z_image.py

@@ -40,6 +40,7 @@ def __init__(self, device="cpu", dtype=None, model_options={}):
             if dtype_llama is not None:
                 dtype = dtype_llama
             if llama_quantization_metadata is not None:
+                model_options = model_options.copy()
                 model_options["quantization_metadata"] = llama_quantization_metadata
             super().__init__(device=device, dtype=dtype, model_options=model_options)
     return ZImageTEModel_