Failed to find C compiler. Please specify via CC environment variable. Traceback (most recent call last): 求助 怎么解决呢？ Help, how to solve it?

[xingzhaoyang]

Encoded latents shape: torch.Size([1, 4, 16, 60, 90]) Requested to load SD3ClipModel_ Loading 1 new model loaded completely 0.0 4541.693359375 True Temporal tiling and context schedule disabled 0%| | 0/50 [00:00<?, ?it/s] !!! Exception during processing !!! Failed to find C compiler. Please specify via CC environment variable. Traceback (most recent call last): File "F:\ComfyUI_windows_portable\ComfyUI\execution.py", line 323, in execute output_data, output_ui, has_subgraph = get_output_data(obj, input_data_all, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\ComfyUI\execution.py", line 198, in get_output_data return_values = _map_node_over_list(obj, input_data_all, obj.FUNCTION, allow_interrupt=True, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\ComfyUI\execution.py", line 169, in _map_node_over_list process_inputs(input_dict, i) File "F:\ComfyUI_windows_portable\ComfyUI\execution.py", line 158, in process_inputs results.append(getattr(obj, func)(inputs)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\ComfyUI\custom_nodes\ComfyUI-CogVideoXWrapper\nodes.py", line 1318, in process latents = pipeline["pipe"]( ^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\utils_contextlib.py", line 116, in decorate_context return func(*args, *kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\ComfyUI\custom_nodes\ComfyUI-CogVideoXWrapper\pipeline_cogvideox.py", line 867, in call noise_pred = self.transformer( ^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1736, in _wrapped_call_impl return self._call_impl(args, kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1747, in _call_impl return forward_call(*args, kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\ComfyUI\custom_nodes\ComfyUI-CogVideoXWrapper\custom_cogvideox_transformer_3d.py", line 613, in forward hidden_states, encoder_hidden_states = block( ^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1736, in _wrapped_call_impl return self._call_impl(*args, *kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1747, in _call_impl return forward_call(args, kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\ComfyUI\custom_nodes\ComfyUI-CogVideoXWrapper\custom_cogvideox_transformer_3d.py", line 300, in forward attn_hidden_states, attn_encoder_hidden_states = self.attn1( ^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1736, in _wrapped_call_impl return self._call_impl(*args, kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\torch\nn\modules\module.py", line 1747, in _call_impl return forward_call(*args, *kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\diffusers\models\attention_processor.py", line 495, in forward return self.processor( ^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\ComfyUI\custom_nodes\ComfyUI-CogVideoXWrapper\custom_cogvideox_transformer_3d.py", line 101, in call hidden_states = sageattn(query, key, value, is_causal=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\sageattention\core.py", line 45, in sageattn q_int8, q_scale, k_int8, k_scale = per_block_int8(q, k) ^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\sageattention\quant_per_block.py", line 63, in per_block_int8 q_kernel_per_block_int8[grid]( File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\triton\runtime\jit.py", line 345, in return lambda args, kwargs: self.run(grid=grid, warmup=False, *args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\triton\runtime\jit.py", line 607, in run device = driver.active.get_current_device() ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\triton\runtime\driver.py", line 23, in getattr self._initialize_obj() File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\triton\runtime\driver.py", line 20, in _initialize_obj self._obj = self._init_fn() ^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\triton\runtime\driver.py", line 9, in _create_driver return actives[0]() ^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\triton\backends\nvidia\driver.py", line 414, in init self.utils = CudaUtils() # TODO: make static ^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\triton\backends\nvidia\driver.py", line 92, in init mod = compile_module_from_src(Path(os.path.join(dirname, "driver.c")).read_text(), "cuda_utils") ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\triton\backends\nvidia\driver.py", line 69, in compile_module_from_src so = _build(name, src_path, tmpdir, library_dirs(), include_dir, libraries) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "F:\ComfyUI_windows_portable\python_embeded\Lib\site-packages\triton\runtime\build.py", line 53, in _build raise RuntimeError("Failed to find C compiler. Please specify via CC environment variable.") RuntimeError: Failed to find C compiler. Please specify via CC environment variable.

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[SuperFurias]

this happens because you probably tried to install sageattention, i don't know why but gives this error if you install sageattention

[kijai]

To use sage attention requires Triton installation, which requires visual studio 2022 setup in Windows.