As soon as I start Comfy, I get the Phyton error.
Phython process exited with code 1 and signal null
Here ist my Log:
[2025-07-07 09:25:52.731] [info] Using uv at C:\Users\User\AppData\Local\Programs@comfyorgcomfyui-electron\resources\uv\win\uv.exe
[2025-07-07 09:25:52.731] [info] Install state: installed
[2025-07-07 09:25:52.731] [info] Validating installation. Recorded state: [installed]
[2025-07-07 09:25:52.733] [info] Running direct process command: pip install --dry-run -r C:\Users\User\AppData\Local\Programs@comfyorgcomfyui-electron\resources\ComfyUI\requirements.txt
[2025-07-07 09:25:52.733] [info] Running command: C:\Users\User\AppData\Local\Programs@comfyorgcomfyui-electron\resources\uv\win\uv.exe pip install --dry-run -r C:\Users\User\AppData\Local\Programs@comfyorgcomfyui-electron\resources\ComfyUI\requirements.txt in C:\Comfy
[2025-07-07 09:25:52.763] [info] Running direct process command: pip install --dry-run -r C:\Users\User\AppData\Local\Programs@comfyorgcomfyui-electron\resources\ComfyUI\custom_nodes\ComfyUI-Manager\requirements.txt
[2025-07-07 09:25:52.763] [info] Running command: C:\Users\User\AppData\Local\Programs@comfyorgcomfyui-electron\resources\uv\win\uv.exe pip install --dry-run -r C:\Users\User\AppData\Local\Programs@comfyorgcomfyui-electron\resources\ComfyUI\custom_nodes\ComfyUI-Manager\requirements.txt in C:\Comfy
[2025-07-07 09:25:52.818] [info] Validation result: isValid:true, state:installed {“inProgress”:false,“installState”:“installed”,“basePath”:“OK”,“venvDirectory”:“OK”,“pythonInterpreter”:“OK”,“uv”:“OK”,“pythonPackages”:“OK”,“git”:“OK”,“vcRedist”:“OK”}
[2025-07-07 09:25:53.162] [info] Server start
[2025-07-07 09:25:53.167] [error] Log rotation: cannot access log dir C:\Users\User\AppData\Roaming\ComfyUI\logs\comfyui.log
[2025-07-07 09:25:53.168] [info] Running command: C:\Comfy.venv\Scripts\python.exe C:\Users\User\AppData\Local\Programs@comfyorgcomfyui-electron\resources\ComfyUI\main.py --user-directory C:\Comfy\user --input-directory C:\Comfy\input --output-directory C:\Comfy\output --front-end-root C:\Users\User\AppData\Local\Programs@comfyorgcomfyui-electron\resources\ComfyUI\web_custom_versions\desktop_app --base-directory C:\Comfy --extra-model-paths-config C:\Users\User\AppData\Roaming\ComfyUI\extra_models_config.yaml --log-stdout --listen 127.0.0.1 --port 8000 in C:\Comfy
[2025-07-07 09:25:53.181] [info] Received renderer-ready message!
[2025-07-07 09:25:53.182] [info] Sending queued message {“channel”:“validation-update”,“data”:{“inProgress”:false,“installState”:“installed”,“basePath”:“OK”,“venvDirectory”:“OK”,“pythonInterpreter”:“OK”,“uv”:“OK”,“pythonPackages”:“OK”,“git”:“OK”,“vcRedist”:“OK”}}
[2025-07-07 09:25:53.182] [info] Sending queued message {“channel”:“validation-update”,“data”:{“inProgress”:false,“installState”:“installed”,“basePath”:“OK”,“venvDirectory”:“OK”,“pythonInterpreter”:“OK”,“uv”:“OK”,“pythonPackages”:“OK”,“git”:“OK”,“vcRedist”:“OK”}}
[2025-07-07 09:25:53.182] [info] Sending queued message {“channel”:“validation-update”,“data”:{“inProgress”:false,“installState”:“installed”,“basePath”:“OK”,“venvDirectory”:“OK”,“pythonInterpreter”:“OK”,“uv”:“OK”,“pythonPackages”:“OK”,“git”:“OK”,“vcRedist”:“OK”}}
[2025-07-07 09:25:53.183] [info] Sending queued message {“channel”:“validation-update”,“data”:{“inProgress”:false,“installState”:“installed”,“basePath”:“OK”,“venvDirectory”:“OK”,“pythonInterpreter”:“OK”,“uv”:“OK”,“pythonPackages”:“OK”,“git”:“OK”,“vcRedist”:“OK”}}
[2025-07-07 09:25:53.183] [info] Sending queued message {“channel”:“validation-update”,“data”:{“inProgress”:false,“installState”:“installed”,“basePath”:“OK”,“venvDirectory”:“OK”,“pythonInterpreter”:“OK”,“uv”:“OK”,“pythonPackages”:“OK”,“git”:“OK”,“vcRedist”:“OK”}}
[2025-07-07 09:25:53.183] [info] Sending queued message {“channel”:“validation-update”,“data”:{“inProgress”:false,“installState”:“installed”,“basePath”:“OK”,“venvDirectory”:“OK”,“pythonInterpreter”:“OK”,“uv”:“OK”,“pythonPackages”:“OK”,“git”:“OK”,“vcRedist”:“OK”}}
[2025-07-07 09:25:53.184] [info] Sending queued message {“channel”:“validation-update”,“data”:{“inProgress”:false,“installState”:“installed”,“basePath”:“OK”,“venvDirectory”:“OK”,“pythonInterpreter”:“OK”,“uv”:“OK”,“pythonPackages”:“OK”,“git”:“OK”,“vcRedist”:“OK”}}
[2025-07-07 09:25:53.184] [info] Sending queued message {“channel”:“validation-update”,“data”:{“inProgress”:false,“installState”:“installed”,“basePath”:“OK”,“venvDirectory”:“OK”,“pythonInterpreter”:“OK”,“uv”:“OK”,“pythonPackages”:“OK”,“git”:“OK”,“vcRedist”:“OK”}}
[2025-07-07 09:25:53.184] [info] Sending queued message {“channel”:“validation-update”,“data”:{“inProgress”:false,“installState”:“installed”,“basePath”:“OK”,“venvDirectory”:“OK”,“pythonInterpreter”:“OK”,“uv”:“OK”,“pythonPackages”:“OK”,“git”:“OK”,“vcRedist”:“OK”}}
[2025-07-07 09:25:53.184] [info] Sending queued message {“channel”:“loading-progress”,“data”:{“status”:“starting-server”}}
[2025-07-07 09:25:56.552] [error] Python process exited with code 1 and signal null
[2025-07-07 09:25:56.555] [error] Unhandled exception during server start Error: Python process exited with code 1 and signal null
at ChildProcess. (C:\Users\User\AppData\Local\Programs@comfyorgcomfyui-electron\resources\app.asar.vite\build\main.cjs:27082:18)
at ChildProcess.emit (node:events:519:28)
at ChildProcess._handle.onexit (node:internal/child_process:294:12)