Update fm_solvers_unipc.py Fix For CUSOLVER_STATUS_INTERNAL_ERROR

[DrStone1971]

Error during sampling: cusolver error: CUSOLVER_STATUS_INTERNAL_ERROR, when calling cusolverDnCreate(handle). If you keep seeing this error, you may use torch.backends.cuda.preferred_linalg_library() to try linear algebra operators with other supported backends. See https://pytorch.org/docs/stable/backends.html#torch.backends.cuda.preferred_linalg_library !!! Exception during processing !!! cusolver error: CUSOLVER_STATUS_INTERNAL_ERROR, when calling cusolverDnCreate(handle). If you keep seeing this error, you may use torch.backends.cuda.preferred_linalg_library() to try linear algebra operators with other supported backends. See https://pytorch.org/docs/stable/backends.html#torch.backends.cuda.preferred_linalg_library Traceback (most recent call last): File "/home/tore/BUILD/ComfyUI/execution.py", line 496, in execute output_data, output_ui, has_subgraph, has_pending_tasks = await get_output_data(prompt_id, unique_id, obj, input_data_all, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb, hidden_inputs=hidden_inputs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/tore/BUILD/ComfyUI/execution.py", line 315, in get_output_data return_values = await _async_map_node_over_list(prompt_id, unique_id, obj, input_data_all, obj.FUNCTION, allow_interrupt=True, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb, hidden_inputs=hidden_inputs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/tore/BUILD/ComfyUI/execution.py", line 289, in _async_map_node_over_list await process_inputs(input_dict, i) File "/home/tore/BUILD/ComfyUI/execution.py", line 277, in process_inputs result = f(**inputs) ^^^^^^^^^^^ File "/home/tore/BUILD/ComfyUI/custom_nodes/ComfyUI-WanVideoWrapper/nodes.py", line 3565, in process raise e File "/home/tore/BUILD/ComfyUI/custom_nodes/ComfyUI-WanVideoWrapper/nodes.py", line 3508, in process latent = sample_scheduler.step( ^^^^^^^^^^^^^^^^^^^^^^ File "/home/tore/BUILD/ComfyUI/custom_nodes/ComfyUI-WanVideoWrapper/wanvideo/schedulers/fm_solvers_unipc.py", line 734, in step sample = self.multistep_uni_c_bh_update( ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/tore/BUILD/ComfyUI/custom_nodes/ComfyUI-WanVideoWrapper/wanvideo/schedulers/fm_solvers_unipc.py", line 643, in multistep_uni_c_bh_update rhos_c = torch.linalg.solve(R, b).to(device).to(x.dtype) ^^^^^^^^^^^^^^^^^^^^^^^^ RuntimeError: cusolver error: CUSOLVER_STATUS_INTERNAL_ERROR, when calling cusolverDnCreate(handle). If you keep seeing this error, you may use torch.backends.cuda.preferred_linalg_library() to try linear algebra operators with other supported backends. See https://pytorch.org/docs/stable/backends.html#torch.backends.cuda.preferred_linalg_library