name 'xformers' is not defined

[wzwz718]

Error occurred when executing Motionctrl-SVD Sample Simple:

name 'xformers' is not defined

File "F:\python\ComfyUI_windows_portable\ComfyUI\execution.py", line 152, in recursive_execute output_data, output_ui = get_output_data(obj, input_data_all) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\execution.py", line 82, in get_output_data return_values = map_node_over_list(obj, input_data_all, obj.FUNCTION, allow_interrupt=True) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\execution.py", line 75, in map_node_over_list results.append(getattr(obj, func)(slice_dict(input_data_all, i))) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\custom_nodes\ComfyUI-MotionCtrl-SVD\nodes.py", line 181, in run_inference return motionctrl_sample( ^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\custom_nodes\ComfyUI-MotionCtrl-SVD\gradio_utils\motionctrl_cmcm_gradio.py", line 148, in motionctrl_sample c, uc = model.conditioner.get_unconditional_conditioning( ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\comfy..\custom_nodes\ComfyUI-MotionCtrl-SVD\sgm\modules\encoders\modules.py", line 179, in get_unconditional_conditioning c = self(batch_c, force_cond_zero_embeddings) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1511, in _wrapped_call_impl return self._call_impl(*args, *kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1520, in _call_impl return forward_call(args, kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\comfy..\custom_nodes\ComfyUI-MotionCtrl-SVD\sgm\modules\encoders\modules.py", line 132, in forward emb_out = embedder(batch[embedder.input_key]) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1511, in _wrapped_call_impl return self._call_impl(*args, kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1520, in _call_impl return forward_call(*args, *kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\comfy..\custom_nodes\ComfyUI-MotionCtrl-SVD\sgm\modules\encoders\modules.py", line 1012, in forward out = self.encoder.encode(vid[n n_samples : (n + 1) n_samples]) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\comfy..\custom_nodes\ComfyUI-MotionCtrl-SVD\sgm\models\autoencoder.py", line 472, in encode z = self.encoder(x) ^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1511, in _wrapped_call_impl return self._call_impl(args, kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1520, in _call_impl return forward_call(*args, kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\custom_nodes\ComfyUI-MotionCtrl-SVD\sgm\modules\diffusionmodules\model.py", line 594, in forward h = self.mid.attn_1(h) ^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1511, in _wrapped_call_impl return self._call_impl(*args, *kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1520, in _call_impl return forward_call(args, kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\customnodes\ComfyUI-MotionCtrl-SVD\sgm\modules\diffusionmodules\model.py", line 263, in forward h = self.attention(h_) ^^^^^^^^^^^^^^^^^^ File "F:\python\ComfyUI_windows_portable\ComfyUI\custom_nodes\ComfyUI-MotionCtrl-SVD\sgm\modules\diffusionmodules\model.py", line 249, in attention out = xformers.ops.memory_efficient_attention( ^^^^^^^^

[leeonchen]

same issue here, having a 4070 ti super 16g