W11 :: Cant Install ComfyUI 0.8.2

Desktop Feedback Windows
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Intel(R) Core™ i7-5820K CPU @ 3.30GHz (3.30 GHz)
32.0 Go DDR3 RAM
Windows 11 Professionnel 25H2
Nvidia GTX 1080 Ti 11Gb VRAM

When I using the installer, it ends up on the “Unable to launch ComfyUI” screen.

comfyui.log :

2026-02-07 22:33:31.147\] \[error\] usage: main.py \[-h\] \[–listen \[IP\]\] \[–port PORT\] \[–tls-keyfile TLS_KEYFILE
–tls-certfile TLS_CERTFILE\] \[–enable-cors-header \[ORIGIN\]
–max-upload-size MAX_UPLOAD_SIZE
–base-directory BASE_DIRECTORY
–extra-model-paths-config PATH \[PATH …\]
–output-directory OUTPUT_DIRECTORY
–temp-directory TEMP_DIRECTORY
–input-directory INPUT_DIRECTORY\] \[–auto-launch
–disable-auto-launch\] \[–cuda-device DEVICE_ID
–default-device DEFAULT_DEVICE_ID
–cuda-malloc | --disable-cuda-malloc
–force-fp32 | --force-fp16
–fp32-unet | --fp64-unet | --bf16-unet | --fp16-unet | --fp8_e4m3fn-unet | --fp8_e5m2-unet | --fp8_e8m0fnu-unet
–fp16-vae | --fp32-vae | --bf16-vae\] \[–cpu-vae
–fp8_e4m3fn-text-enc | --fp8_e5m2-text-enc | --fp16-text-enc | --fp32-text-enc | --bf16-text-enc
–force-channels-last\] \[–directml \[DIRECTML_DEVICE\]
–oneapi-device-selector SELECTOR_STRING
–disable-ipex-optimize\] \[–supports-fp8-compute
–preview-method \[none,auto,latent2rgb,taesd\]
–preview-size PREVIEW_SIZE
–cache-classic | --cache-lru CACHE_LRU | --cache-none | --cache-ram \[CACHE_RAM\]
–use-split-cross-attention | --use-quad-cross-attention | --use-pytorch-cross-attention | --use-sage-attention | --use-flash-attention
–disable-xformers
–force-upcast-attention | --dont-upcast-attention
–enable-manager
–disable-manager-ui | --enable-manager-legacy-ui
–gpu-only | --highvram | --normalvram | --lowvram | --novram | --cpu
–reserve-vram RESERVE_VRAM\] \[–async-offload \[NUM_STREAMS\]
–disable-async-offload\] \[–force-non-blocking
–default-hashing-function {md5,sha1,sha256,sha512}
–disable-smart-memory\] \[–deterministic\] \[–fast \[FAST …\]
–disable-pinned-memory\] \[–mmap-torch-files\] \[–disable-mmap
–dont-print-server\] \[–quick-test-for-ci
–windows-standalone-build\] \[–disable-metadata
–disable-all-custom-nodes
–whitelist-custom-nodes WHITELIST_CUSTOM_NODES \[WHITELIST_CUSTOM_NODES …\]
–disable-api-nodes\] \[–multi-user
–verbose \[{DEBUG,INFO,WARNING,ERROR,CRITICAL}\]
–log-stdout\] \[–front-end-version FRONT_END_VERSION
–front-end-root FRONT_END_ROOT
–user-directory USER_DIRECTORY
–enable-compress-response-body
–comfy-api-base COMFY_API_BASE\] \[–database-url DATABASE_URL
–disable-assets-autoscan

main.py: error: argument --user-directory: The path ‘G:\Softs\ComyUIFiles\user’ does not exist.

main.log :

[2026-02-07 22:38:59.494] [info] Settings file G:\Softs\ComyUIFiles\user\default\comfy.settings.json does not exist. Using default settings.
[2026-02-07 22:38:59.496] [info] Using uv at G:\Softs\ComfyUI\resources\uv\win\uv.exe
[2026-02-07 22:38:59.497] [info] Install state: installed

2026-02-07 22:38:59.498\] \[info\] Validating installation. Recorded state: \[installed

[2026-02-07 22:38:59.502] [info] Running uv command directly: pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\requirements.txt
[2026-02-07 22:38:59.503] [info] Running uv child process: uv pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\requirements.txt
[2026-02-07 22:38:59.504] [info] Running command: G:\Softs\ComfyUI\resources\uv\win\uv.exe pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\requirements.txt in G:\Softs\ComyUIFiles
[2026-02-07 22:39:00.042] [info] Running uv command directly: pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\manager_requirements.txt
[2026-02-07 22:39:00.043] [info] Running uv child process: uv pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\manager_requirements.txt
[2026-02-07 22:39:00.043] [info] Running command: G:\Softs\ComfyUI\resources\uv\win\uv.exe pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\manager_requirements.txt in G:\Softs\ComyUIFiles
[2026-02-07 22:39:00.367] [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”}
[2026-02-07 22:39:01.725] [info] Server start
[2026-02-07 22:39:01.765] [info] Running command: G:\Softs\ComyUIFiles.venv\Scripts\python.exe G:\Softs\ComfyUI\resources\ComfyUI\main.py --user-directory G:\Softs\ComyUIFiles\user --input-directory G:\Softs\ComyUIFiles\input --output-directory G:\Softs\ComyUIFiles\output --front-end-root G:\Softs\ComfyUI\resources\ComfyUI\web_custom_versions\desktop_app --base-directory G:\Softs\ComyUIFiles --database-url sqlite:///G:/Softs/ComyUIFiles/user/comfyui.db --extra-model-paths-config C:\Users\User\AppData\Roaming\ComfyUI\extra_models_config.yaml --log-stdout --listen 127.0.0.1 --port 8000 --enable-manager in G:\Softs\ComyUIFiles
[2026-02-07 22:39:01.968] [info] Received renderer-ready message!
[2026-02-07 22:39:01.969] [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”}}
[2026-02-07 22:39:01.971] [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”}}
[2026-02-07 22:39:01.972] [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”}}
[2026-02-07 22:39:01.973] [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”}}
[2026-02-07 22:39:01.975] [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”}}
[2026-02-07 22:39:01.976] [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”}}
[2026-02-07 22:39:01.977] [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”}}
[2026-02-07 22:39:01.978] [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”}}
[2026-02-07 22:39:01.979] [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”}}
[2026-02-07 22:39:01.981] [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”}}
[2026-02-07 22:39:01.982] [info] Sending queued message {“channel”:“loading-progress”,“data”:{“status”:“starting-server”}}
[2026-02-07 22:39:02.145] [error] Python process exited with code 2 and signal null
[2026-02-07 22:39:02.169] [error] Unhandled exception during server start Error: Python process exited with code 2 and signal null
at ChildProcess. (G:\Softs\ComfyUI\resources\app.asar.vite\build\main.cjs:38760:18)
at ChildProcess.emit (node:events:519:28)
at ChildProcess._handle.onexit (node:internal/child_process:294:12)
[2026-02-07 22:39:31.724] [error] @todesktop/runtime: alwaysResolve: Promise timed out after 30000ms
[2026-02-07 22:39:31.793] [info] @todesktop/runtime: Checking for update
[2026-02-07 22:39:31.794] [info] @todesktop/runtime: AutoUpdater: checking-for-update
[2026-02-07 22:39:32.056] [info] @todesktop/runtime: Update for version 0.8.3 is not available (latest version: 0.8.3, downgrade is allowed).
[2026-02-07 22:39:32.057] [info] @todesktop/runtime: AutoUpdater: update-not-available {“version”:“0.8.3”,“files”:[{“url”:“ComfyUI Setup 0.8.3 - Build 260207loxlylhgk-x64.exe”,“sha512”:“Ftu8rwET6smT9paXwriEOnn86i5C/Bce16ntQLDxRunpKUcy2GYJm/GFlKGR+73GGECpfa8mNs9ELmP1uxuPIA==”,“size”:134665080}],“path”:“ComfyUI Setup 0.8.3 - Build 260207loxlylhgk-x64.exe”,“sha512”:“Ftu8rwET6smT9paXwriEOnn86i5C/Bce16ntQLDxRunpKUcy2GYJm/GFlKGR+73GGECpfa8mNs9ELmP1uxuPIA==”,“releaseDate”:“2026-02-07T01:08:29.463Z”}
[2026-02-07 22:39:38.197] [info] Settings file G:\Softs\ComyUIFiles\user\default\comfy.settings.json does not exist. Using default settings.
[2026-02-07 22:39:38.199] [info] Using uv at G:\Softs\ComfyUI\resources\uv\win\uv.exe
[2026-02-07 22:39:38.200] [info] Install state: installed

2026-02-07 22:39:38.201\] \[info\] Validating installation. Recorded state: \[installed

[2026-02-07 22:39:38.205] [info] Running uv command directly: pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\requirements.txt
[2026-02-07 22:39:38.206] [info] Running uv child process: uv pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\requirements.txt
[2026-02-07 22:39:38.207] [info] Running command: G:\Softs\ComfyUI\resources\uv\win\uv.exe pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\requirements.txt in G:\Softs\ComyUIFiles
[2026-02-07 22:39:38.381] [info] Running uv command directly: pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\manager_requirements.txt
[2026-02-07 22:39:38.382] [info] Running uv child process: uv pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\manager_requirements.txt
[2026-02-07 22:39:38.383] [info] Running command: G:\Softs\ComfyUI\resources\uv\win\uv.exe pip install --dry-run -r G:\Softs\ComfyUI\resources\ComfyUI\manager_requirements.txt in G:\Softs\ComyUIFiles
[2026-02-07 22:39:38.683] [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”}
[2026-02-07 22:39:40.215] [info] Server start
[2026-02-07 22:39:40.235] [info] Running command: G:\Softs\ComyUIFiles.venv\Scripts\python.exe G:\Softs\ComfyUI\resources\ComfyUI\main.py --user-directory G:\Softs\ComyUIFiles\user --input-directory G:\Softs\ComyUIFiles\input --output-directory G:\Softs\ComyUIFiles\output --front-end-root G:\Softs\ComfyUI\resources\ComfyUI\web_custom_versions\desktop_app --base-directory G:\Softs\ComyUIFiles --database-url sqlite:///G:/Softs/ComyUIFiles/user/comfyui.db --extra-model-paths-config C:\Users\User\AppData\Roaming\ComfyUI\extra_models_config.yaml --log-stdout --listen 127.0.0.1 --port 8000 --enable-manager in G:\Softs\ComyUIFiles
[2026-02-07 22:39:40.260] [info] Received renderer-ready message!
[2026-02-07 22:39:40.537] [error] Python process exited with code 2 and signal null
[2026-02-07 22:39:40.555] [error] Unhandled exception during server start Error: Python process exited with code 2 and signal null
at ChildProcess. (G:\Softs\ComfyUI\resources\app.asar.vite\build\main.cjs:38760:18)
at ChildProcess.emit (node:events:519:28)
at ChildProcess._handle.onexit (node:internal/child_process:294:12)