# Unable to start ComfyUI Desktop v0.4.30 **URL:** \ **Category:** Mac\ **Tags:** issue, starting-comfyui\ **Created:** [March 16, 2025, 12:09pm UTC](https://forum.comfy.org/t/unable-to-start-comfyui-desktop-v0-4-30/1946 "2025-03-16T12:09:02Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![MalteP](https://avatars.discourse-cdn.com/v4/letter/m/958977/32.png) [@MalteP](https://forum.comfy.org/u/MalteP)\ **Post date:** [March 16, 2025, 12:09pm UTC](https://forum.comfy.org/t/unable-to-start-comfyui-desktop-v0-4-30/1946/1 "2025-03-16T12:09:02Z")
The installer is failing on my mac book pro m2 with macOS version Sequoia. I can not post the whole log as its to long and I am not yet allowed to upload images so here is a small part of it, with the first errors: [2025-03-16 12:55:39.349] [info] Directory already exists: /Users/mpetersen/Documents/ComfyUI/models/CogVideo [2025-03-16 12:55:39.349] [info] Directory already exists: /Users/mpetersen/Documents/ComfyUI/models/xlabs [2025-03-16 12:55:39.349] [info] Directory already exists: /Users/mpetersen/Documents/ComfyUI/models/xlabs/loras [2025-03-16 12:55:39.349] [info] Directory already exists: /Users/mpetersen/Documents/ComfyUI/models/xlabs/controlnets [2025-03-16 12:55:39.349] [info] Directory already exists: /Users/mpetersen/Documents/ComfyUI/models/layerstyle [2025-03-16 12:55:39.349] [info] Directory already exists: /Users/mpetersen/Documents/ComfyUI/models/LLM [2025-03-16 12:55:39.349] [info] Directory already exists: /Users/mpetersen/Documents/ComfyUI/models/Joy\_caption [2025-03-16 12:55:39.352] [info] Wrote install options to comfy settings file. [2025-03-16 12:55:39.352] [info] Creating model config files in /Users/mpetersen/Library/Application Support/ComfyUI/extra\_models\_config.yaml [2025-03-16 12:55:39.357] [info] Created extra\_model\_paths.yaml at /Users/mpetersen/Library/Application Support/ComfyUI/extra\_models\_config.yaml [2025-03-16 12:55:39.357] [info] Using uv at /Applications/ComfyUI.app/Contents/Resources/uv/macos/uv [2025-03-16 12:55:39.358] [info] Creating virtual environment at /Users/mpetersen/Documents/ComfyUI/.venv with python 3.12 [2025-03-16 12:55:39.358] [info] Running uv command: /Applications/ComfyUI.app/Contents/Resources/uv/macos/uv “venv” “–python” “3.12” “–python-preference” “only-managed” [2025-03-16 12:55:39.361] [info] /Applications/ComfyUI.app/Contents/Resources/uv/macos/uv “venv” “–python” “3.12” “–python-preference” “only-managed” echo “\_-end-1742126139359:$?” [2025-03-16 12:55:39.374] [info] % [2025-03-16 12:55:39.380] [info] Mac% //Appli [2025-03-16 12:55:39.380] [info] cations/ComfyUI.app/Contents/Resources/uv/macos/uv “venv” “–python” " “3.12” “–pyt [2025-03-16 12:55:39.380] [info] hon-preference” “only-managed” [2025-03-16 12:55:39.399] [info] Received renderer-ready message! [2025-03-16 12:55:39.399] [info] Sending queued message {“channel”:“loading-progress”,“data”:{“status”:“python-setup”}} [2025-03-16 12:55:39.399] [info] Sending queued message {“channel”:“log-message”,“data”:“/Applications/ComfyUI.app/Contents/Resources/uv/macos/uv "venv" "–python" "3.12" "–python-preference" "only-managed"\r\necho "\_-end-1742126139359:$?"\r\n”} [2025-03-16 12:55:39.400] [info] Sending queued message {“channel”:“log-message”,“data”:“\u001b[1m\u001b[7m%\u001b[27m\u001b[1m\u001b[0m \r \r”} [2025-03-16 12:55:39.400] [info] Sending queued message {“channel”:“log-message”,“data”:“\r\u001b[0m\u001b[27m\u001b[24m\u001b[JMac% \u001b[K\u001b[?2004h/\b/Appli”} [2025-03-16 12:55:39.400] [info] Sending queued message {“channel”:“log-message”,“data”:“cations/ComfyUI.app/Contents/Resources/uv/macos/uv "venv" "–python" \r\u001b[K"\r"3.12" "–pyt”} [2025-03-16 12:55:39.400] [info] Sending queued message {“channel”:“log-message”,“data”:“hon-preference" "only-managed"\u001b[?2004l\r\r\n”} [2025-03-16 12:55:39.442] [info] warning: Failed to patch the install name of the dynamic library for /Users/mpetersen/.local/share/uv/python/cpython-3.12.9-macos-aarch64-none/bin/python3.12. This may cause issues when building Python native extensions. [2025-03-16 12:55:39.447] [info] x Querying Python at | `/Users/mpetersen/.local/share/uv/python/cpython-3.12.9-macos-aarch64-none/bin/python3.12` | failed with exit status signal: 9 (SIGKILL) [2025-03-16 12:55:39.448] [info] % [2025-03-16 12:55:39.448] [info] Mac% eecho “\_-end-1742126139359:$?” [2025-03-16 12:55:39.448] [info] \_-end-1742126139359:1 % [2025-03-16 12:55:39.450] [error] Error creating virtual environment: Error: Failed to create virtual environment: exit code 1 at VirtualEnvironment.createVenvWithPython (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:25001:13) at process.processTicksAndRejections (node:internal/process/task\_queues:95:5) at async descriptor.value (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:24730:9) at async VirtualEnvironment.createEnvironment (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:24973:7) at async VirtualEnvironment.create (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:24932:7) at async \_b.freshInstall (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:25931:5) at async \_b.resumeInstallation (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:25847:12) at async \_b.ensureInstalled (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:25817:50) at async DesktopApp.initializeInstallation (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:27148:14) at async DesktopApp.start (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:27162:26) [2025-03-16 12:59:07.875] [error] An error was detected, but the troubleshooting page could not be loaded. The app will close now. Please reinstall if this issue persists. FatalError: Cannot troubleshoot before installation is complete. at FatalError.wrapIfGeneric (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:2955:47) at DesktopApp.fatalError (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:27251:31) at DesktopApp.showTroubleshootingPage (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:27235:18) at /Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:27209:92 at WebContents. (node:electron/js2c/browser\_init:2:83553) at WebContents.emit (node:events:519:28) at emitter.emit (/Applications/ComfyUI.app/Contents/Resources/app.asar/.vite/build/main.cjs:22401:14) [2025-03-16 12:59:12.125] [info] Starting app v0.4.30 [2025-03-16 12:59:12.571] [info] Using uv at /Applications/ComfyUI.app/Contents/Resources/uv/macos/uv [2025-03-16 12:59:12.571] [info] Install state: started ---
**Author:** ![MalteP](https://avatars.discourse-cdn.com/v4/letter/m/958977/32.png) [@MalteP](https://forum.comfy.org/u/MalteP)\ **Post date:** [March 16, 2025, 12:43pm UTC](https://forum.comfy.org/t/unable-to-start-comfyui-desktop-v0-4-30/1946/2 "2025-03-16T12:43:53Z")
Here is a picture of the issues aswell. If I click on troubleshoot comfui crashes. ![Bildschirmfoto 2025-03-16 um 13.42.34](https://canada1.discourse-cdn.com/flex009/uploads/comfyui1/original/1X/70316232bcdc9e19f4d44186f12fd523403dd47e.png) ---
**Author:** ![ralin717](https://avatars.discourse-cdn.com/v4/letter/r/8e7dd6/32.png) [@ralin717](https://forum.comfy.org/u/ralin717)\ **Post date:** [March 21, 2025, 5:48pm UTC](https://forum.comfy.org/t/unable-to-start-comfyui-desktop-v0-4-30/1946/3 "2025-03-21T17:48:57Z")
I’m getting the exact same error shown in the image also. On both 4.18 and 4.30