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[GH-ISSUE #1280] RuntimeError: <_overlapped.Overlapped object at 0x0000020A9F6E6AF0> still has pending operation at deallocation, the process may crash #534

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opened 2026-10-27 21:18:40 +00:00 by bsakaguchi · 2 comments
bsakaguchi commented 2026-10-27 21:18:40 +00:00
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Originally created by @chicco4life on GitHub (Nov 28, 2024).
Original GitHub issue: https://github.com/Comfy-Org/ComfyUI-Manager/issues/1280

Traceback (most recent call last):
File "C:\Users\Chicco\AppData\Local\Programs\Python\Python310\lib\asyncio\windows_events.py", line 444, in select
self._poll(timeout)
RuntimeError: <_overlapped.Overlapped object at 0x0000020A9F6E6AF0> still has pending operation at deallocation, the process may crash
Traceback (most recent call last):
File "C:\Users\Chicco\AppData\Local\Programs\Python\Python310\lib\asyncio\windows_events.py", line 444, in select
self._poll(timeout)
RuntimeError: <_overlapped.Overlapped object at 0x0000020A9F6E6AF0> still has pending operation at deallocation, the process may crash

Whenever I try to launch comfyui, the process crashes due to this issue
If i remove comfyui manager from custom nodes, then comfyui runs successfully again

Could anyone help resolve this issue? i'd really appreciate it

Originally created by @chicco4life on GitHub (Nov 28, 2024). Original GitHub issue: https://github.com/Comfy-Org/ComfyUI-Manager/issues/1280 Traceback (most recent call last): File "C:\Users\Chicco\AppData\Local\Programs\Python\Python310\lib\asyncio\windows_events.py", line 444, in select self._poll(timeout) RuntimeError: <_overlapped.Overlapped object at 0x0000020A9F6E6AF0> still has pending operation at deallocation, the process may crash Traceback (most recent call last): File "C:\Users\Chicco\AppData\Local\Programs\Python\Python310\lib\asyncio\windows_events.py", line 444, in select self._poll(timeout) RuntimeError: <_overlapped.Overlapped object at 0x0000020A9F6E6AF0> still has pending operation at deallocation, the process may crash Whenever I try to launch comfyui, the process crashes due to this issue If i remove comfyui manager from custom nodes, then comfyui runs successfully again Could anyone help resolve this issue? i'd really appreciate it
bsakaguchi commented 2026-10-27 21:18:41 +00:00
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@ltdrdata commented on GitHub (Nov 28, 2024):

See troubleshooting section
https://github.com/ltdrdata/ComfyUI-Manager#troubleshooting

You need to set windows_selector_event_loop_policy

<!-- gh-comment-id:2506364505 --> @ltdrdata commented on GitHub (Nov 28, 2024): See troubleshooting section https://github.com/ltdrdata/ComfyUI-Manager#troubleshooting You need to set `windows_selector_event_loop_policy`
bsakaguchi commented 2026-10-27 21:18:41 +00:00
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@chicco4life commented on GitHub (Nov 29, 2024):

See troubleshooting section https://github.com/ltdrdata/ComfyUI-Manager#troubleshooting

You need to set windows_selector_event_loop_policy

Thanks a lot! resolved!

<!-- gh-comment-id:2507573396 --> @chicco4life commented on GitHub (Nov 29, 2024): > See troubleshooting section https://github.com/ltdrdata/ComfyUI-Manager#troubleshooting > > You need to set `windows_selector_event_loop_policy` Thanks a lot! resolved!
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Comfy-Org/ComfyUI-Manager#534
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