Title: ComfyUI App crash results in unkillable Python process locking port 8188 (GPU Kernel Deadlock)
Problem Description: During execution of heavy workflows, ComfyUI App crashes and leaves a zombie python.exe process bound to port 8188, holding ~42 GB of RAM/VRAM. The process cannot be killed by standard administrative tools ( taskkill /F /PID or PowerShell Stop-Process -Force ), returning the er…
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Timeline · 1 report
- 2026-10-09 16:13 · r/comfyui
Title: ComfyUI App crash results in unkillable Python process locking port 8188 (GPU Kernel Deadlock)