error on | Loading pipeline components...: 80% | diffusers has no attribute StableCascadeUNet

[Sgzmust]

(stable) root@c738c7f8c72f:/home/Python/StableCascade# PYTHONPATH=./ python3 gradio_app/app.py
RUNNING ON: cuda
Loading pipeline components...: 0%| | 0/6 [00:00<?, ?it/s]/root/anaconda3/envs/stable/lib/python3.11/site-packages/diffusers/models/lora.py:384: FutureWarning: LoRACompatibleLinear is deprecated and will be removed in version 1.0.0. Use of LoRACompatibleLinear is deprecated. Please switch to PEFT backend by installing PEFT: pip install peft.
deprecate("LoRACompatibleLinear", "1.0.0", deprecation_message)
Loading pipeline components...: 100%|███████████████████████████████████████| 6/6 [00:01<00:00, 4.39it/s]
Loading pipeline components...: 80%|█████████████████████████████▏ | 4/5 [00:00<00:00, 38.32it/s]
Traceback (most recent call last):
File "/home/Python/StableCascade/gradio_app/app.py", line 16, in
decoder = StableCascadeDecoderPipeline.from_pretrained("/root/.cache/modelscope/hub/AI-ModelScope/stable-cascade", torch_dtype=torch.bfloat16)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/root/anaconda3/envs/stable/lib/python3.11/site-packages/huggingface_hub/utils/_validators.py", line 114, in _inner_fn
return fn(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^
File "/root/anaconda3/envs/stable/lib/python3.11/site-packages/diffusers/pipelines/pipeline_utils.py", line 1263, in from_pretrained
loaded_sub_model = load_sub_model(
^^^^^^^^^^^^^^^
File "/root/anaconda3/envs/stable/lib/python3.11/site-packages/diffusers/pipelines/pipeline_utils.py", line 443, in load_sub_model
class_obj, class_candidates = get_class_obj_and_candidates(
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/root/anaconda3/envs/stable/lib/python3.11/site-packages/diffusers/pipelines/pipeline_utils.py", line 347, in get_class_obj_and_candidates
class_obj = getattr(library, class_name)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/root/anaconda3/envs/stable/lib/python3.11/site-packages/diffusers/utils/import_utils.py", line 697, in getattr
raise AttributeError(f"module {self.name} has no attribute {name}")
AttributeError: module diffusers has no attribute StableCascadeUNet
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How should I solve this problem?

[Sgzmust]

My graphics card is RTx4090