[PR #10141] [CLOSED] fix(windows): set SelectorEventLoopPolicy to resolve aiodns error #22473

New Issue

GiteaMirror · 2026-04-20T04:10:28-05:00

GiteaMirror commented

2026-04-20 04:10:28 -05:00

📋 Pull Request Information

Original PR: https://github.com/open-webui/open-webui/pull/10141
Author: @chromaticsequence
Created: 2/16/2025
Status: ❌ Closed

Base: dev ← Head: patch-1

📝 Commits (1)

ef58c23 fix(windows): set SelectorEventLoopPolicy to resolve aiodns error

📊 Changes

1 file changed (+3 additions, -0 deletions)

View changed files

📝 backend/open_webui/main.py (+3 -0)

📄 Description

Pull Request Checklist

Created issue under the discussion tab as required for pull requests: (https://github.com/open-webui/open-webui/discussions/10813)

Before submitting, checked:

Target branch: dev
Description: Add WindowsSelectorEventLoopPolicy to resolve aiodns error
Changelog: Added entry below
Documentation: N/A (code-only fix)
Dependencies: No new dependencies
Testing: Confirmed working on Windows 11 23H2 + Python 3.11
Code review: Self-reviewed for style/standards

PR Title:
fix(windows): Set WindowsSelectorEventLoopPolicy to resolve aiodns error

Changelog Entry

Description

Resolved Windows-specific async I/O error affecting DNS resolution in aiodns.

Added

None

Changed

None

Deprecated

None

Removed

None

Fixed

Added Windows event loop policy configuration to main.py to enable SelectorEventLoop usage

Security

None

Breaking Changes

None - Behavior remains identical on non-Windows systems

Additional Information

References:

Fixes Windows users experiencing:

ERROR [open_webui.routers.openai] aiodns needs SelectorEventLoop on Windows
Follows recommendation from aiodns Issue #86 (saghul/aiodns#86)
Validated on Windows 10 with 64-bit Python 3.11

Screenshots or Videos

N/A - Backend configuration change

_{🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.}

## 📋 Pull Request Information **Original PR:** https://github.com/open-webui/open-webui/pull/10141 **Author:** [@chromaticsequence](https://github.com/chromaticsequence) **Created:** 2/16/2025 **Status:** ❌ Closed **Base:** `dev` ← **Head:** `patch-1` --- ### 📝 Commits (1) - [`ef58c23`](https://github.com/open-webui/open-webui/commit/ef58c233e3dbcfc9e233123f68e0848a13766205) fix(windows): set SelectorEventLoopPolicy to resolve aiodns error ### 📊 Changes **1 file changed** (+3 additions, -0 deletions) <details> <summary>View changed files</summary> 📝 `backend/open_webui/main.py` (+3 -0) </details> ### 📄 Description # Pull Request Checklist ### Created issue under the discussion tab as required for pull requests: (https://github.com/open-webui/open-webui/discussions/10813) **Before submitting, checked:** - [x] **Target branch:** `dev` - [x] **Description:** Add WindowsSelectorEventLoopPolicy to resolve aiodns error - [x] **Changelog:** Added entry below - [x] **Documentation:** N/A (code-only fix) - [x] **Dependencies:** No new dependencies - [x] **Testing:** Confirmed working on Windows 11 23H2 + Python 3.11 - [x] **Code review:** Self-reviewed for style/standards **PR Title:** `fix(windows): Set WindowsSelectorEventLoopPolicy to resolve aiodns error` --- # Changelog Entry ### Description Resolved Windows-specific async I/O error affecting DNS resolution in aiodns. ### Added - None ### Changed - None ### Deprecated - None ### Removed - None ### Fixed - Added Windows event loop policy configuration to `main.py` to enable SelectorEventLoop usage ### Security - None ### Breaking Changes - **None** - Behavior remains identical on non-Windows systems --- ### Additional Information **References:** - Fixes Windows users experiencing: > ERROR [open_webui.routers.openai] aiodns needs SelectorEventLoop on Windows - Follows recommendation from aiodns Issue #86 ([saghul/aiodns#86](https://github.com/saghul/aiodns/issues/86)) - Validated on Windows 10 with 64-bit Python 3.11 ### Screenshots or Videos _N/A - Backend configuration change_ --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>

GiteaMirror added the pull-request label 2026-04-20 04:10:28 -05:00

GiteaMirror closed this issue

2026-04-20 04:10:30 -05:00

GiteaMirror referenced this issue

2026-04-20 06:40:09 -05:00

[PR #22473] [MERGED] fix: replace bare except with except Exception #26717

GiteaMirror referenced this issue

2026-04-25 14:16:37 -05:00

[PR #22473] [MERGED] fix: replace bare except with except Exception #42347

GiteaMirror referenced this issue

2026-04-30 02:04:42 -05:00

[PR #22473] [MERGED] fix: replace bare except with except Exception #49765