Error unable to start comfyui desktop V0.7.2

[2026-01-14 22:08:13.383] [info] Install state: not installed
[2026-01-14 22:08:13.384] [info] Starting installation.
[2026-01-14 22:08:31.694] [info] Creating ComfyUI directories in E:
[2026-01-14 22:08:31.694] [info] Directory already exists: E:\custom_nodes
[2026-01-14 22:08:31.694] [info] Directory already exists: E:\input
[2026-01-14 22:08:31.695] [info] Directory already exists: E:\output
[2026-01-14 22:08:31.695] [info] Directory already exists: E:\user
[2026-01-14 22:08:31.695] [info] Directory already exists: E:\user\default
[2026-01-14 22:08:31.695] [info] Directory already exists: E:\models
[2026-01-14 22:08:31.696] [info] Directory already exists: E:\models\checkpoints
[2026-01-14 22:08:31.696] [info] Directory already exists: E:\models\clip
[2026-01-14 22:08:31.696] [info] Directory already exists: E:\models\clip_vision
[2026-01-14 22:08:31.697] [info] Directory already exists: E:\models\configs
[2026-01-14 22:08:31.697] [info] Directory already exists: E:\models\controlnet
[2026-01-14 22:08:31.697] [info] Directory already exists: E:\models\diffusers
[2026-01-14 22:08:31.697] [info] Directory already exists: E:\models\diffusion_models
[2026-01-14 22:08:31.697] [info] Directory already exists: E:\models\embeddings
[2026-01-14 22:08:31.698] [info] Directory already exists: E:\models\gligen
[2026-01-14 22:08:31.698] [info] Directory already exists: E:\models\hypernetworks
[2026-01-14 22:08:31.698] [info] Directory already exists: E:\models\loras
[2026-01-14 22:08:31.698] [info] Directory already exists: E:\models\photomaker
[2026-01-14 22:08:31.698] [info] Directory already exists: E:\models\style_models
[2026-01-14 22:08:31.698] [info] Directory already exists: E:\models\text_encoders
[2026-01-14 22:08:31.699] [info] Directory already exists: E:\models\unet
[2026-01-14 22:08:31.699] [info] Directory already exists: E:\models\upscale_models
[2026-01-14 22:08:31.699] [info] Directory already exists: E:\models\vae
[2026-01-14 22:08:31.699] [info] Directory already exists: E:\models\vae_approx
[2026-01-14 22:08:31.699] [info] Directory already exists: E:\models\animatediff_models
[2026-01-14 22:08:31.699] [info] Directory already exists: E:\models\animatediff_motion_lora
[2026-01-14 22:08:31.700] [info] Directory already exists: E:\models\animatediff_video_formats
[2026-01-14 22:08:31.700] [info] Directory already exists: E:\models\liveportrait
[2026-01-14 22:08:31.700] [info] Directory already exists: E:\models\insightface
[2026-01-14 22:08:31.700] [info] Directory already exists: E:\models\insightface\buffalo_1
[2026-01-14 22:08:31.700] [info] Directory already exists: E:\models\blip
[2026-01-14 22:08:31.701] [info] Directory already exists: E:\models\blip\checkpoints
[2026-01-14 22:08:31.701] [info] Directory already exists: E:\models\CogVideo
[2026-01-14 22:08:31.701] [info] Directory already exists: E:\models\xlabs
[2026-01-14 22:08:31.701] [info] Directory already exists: E:\models\xlabs\loras
[2026-01-14 22:08:31.701] [info] Directory already exists: E:\models\xlabs\controlnets
[2026-01-14 22:08:31.701] [info] Directory already exists: E:\models\layerstyle
[2026-01-14 22:08:31.702] [info] Directory already exists: E:\models\LLM
[2026-01-14 22:08:31.702] [info] Directory already exists: E:\models\Joy_caption
[2026-01-14 22:08:31.706] [info] Wrote install options to comfy settings file.
[2026-01-14 22:08:31.707] [info] Creating model config files in C:\Users\JianQing\AppData\Roaming\ComfyUI\extra_models_config.yaml
[2026-01-14 22:08:31.709] [info] Created extra_model_paths.yaml at C:\Users\JianQing\AppData\Roaming\ComfyUI\extra_models_config.yaml
[2026-01-14 22:08:31.710] [info] Using uv at E:\comfyui\resources\uv\win\uv.exe
[2026-01-14 22:08:31.712] [info] Virtual environment directory already exists: E:.venv
[2026-01-14 22:08:31.712] [info] Running uv command directly: pip install --dry-run -r E:\comfyui\resources\ComfyUI\requirements.txt
[2026-01-14 22:08:31.712] [info] Running uv child process: uv pip install --dry-run -r E:\comfyui\resources\ComfyUI\requirements.txt
[2026-01-14 22:08:31.713] [info] Running command: E:\comfyui\resources\uv\win\uv.exe pip install --dry-run -r E:\comfyui\resources\ComfyUI\requirements.txt in E:
[2026-01-14 22:08:31.742] [info] Received renderer-ready message!
[2026-01-14 22:08:31.742] [info] Sending queued message {“channel”:“loading-progress”,“data”:{“status”:“python-setup”}}
[2026-01-14 22:08:31.752] [info] Running uv command directly: pip install --dry-run -r E:\comfyui\resources\ComfyUI\manager_requirements.txt
[2026-01-14 22:08:31.752] [info] Running uv child process: uv pip install --dry-run -r E:\comfyui\resources\ComfyUI\manager_requirements.txt
[2026-01-14 22:08:31.752] [info] Running command: E:\comfyui\resources\uv\win\uv.exe pip install --dry-run -r E:\comfyui\resources\ComfyUI\manager_requirements.txt in E:
[2026-01-14 22:08:31.781] [info] Running uv child process: uv pip list --format=json --color=never
[2026-01-14 22:08:31.781] [info] Running command: E:\comfyui\resources\uv\win\uv.exe pip list --format=json --color=never in E:
[2026-01-14 22:08:31.806] [info] Skipping requirements installation - all requirements already installed
[2026-01-14 22:08:31.806] [info] Verifying Python imports - testing 7 modules
[2026-01-14 22:08:31.806] [info] Running command: E:.venv\Scripts\python.exe -c
import json
import sys

failed_imports =

for module_name in [“yaml”,“torch”,“uv”,“toml”,“numpy”,“PIL”,“sqlalchemy”]:
try:
import(module_name)
except ImportError as e:
failed_imports.append(module_name)

Output results as JSON for easy parsing

print(json.dumps({
“failed_imports”: failed_imports,
“success”: len(failed_imports) == 0
}))

sys.exit(0 if len(failed_imports) == 0 else 1)
in E:
[2026-01-14 22:08:33.183] [info] Python import verification successful - all modules available
[2026-01-14 22:08:39.895] [info] Server start
[2026-01-14 22:08:39.902] [info] Adding custom node extra_path to config E:\comfyui\resources\ComfyUI\custom_nodes
[2026-01-14 22:08:39.903] [info] Created extra_model_paths.yaml at C:\Users\JianQing\AppData\Roaming\ComfyUI\extra_models_config.yaml
[2026-01-14 22:08:39.904] [info] Running command: E:.venv\Scripts\python.exe E:\comfyui\resources\ComfyUI\main.py --user-directory E:\user --input-directory E:\input --output-directory E:\output --front-end-root E:\comfyui\resources\ComfyUI\web_custom_versions\desktop_app --base-directory E:\ –extra-model-paths-config C:\Users\JianQing\AppData\Roaming\ComfyUI\extra_models_config.yaml --log-stdout --listen 127.0.0.1 --port 8000 --enable-manager in E:
[2026-01-14 22:08:46.578] [error] Python process exited with code 3221225477 and signal null
[2026-01-14 22:08:46.587] [error] Unhandled exception during server start Error: Python process exited with code 3221225477 and signal null
at ChildProcess. (E:\comfyui\resources\app.asar.vite\build\main.cjs:38752:18)
at ChildProcess.emit (node:events:519:28)
at ChildProcess._handle.onexit (node:internal/child_process:294:12)


HELP

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