[PR #17882] [MERGED] fix: handle non‑UTF8 chars in third‑party responses without error #40217

New Issue

GiteaMirror · 2026-04-25T12:37:55-05:00

GiteaMirror commented

2026-04-25 12:37:55 -05:00

📋 Pull Request Information

Original PR: https://github.com/open-webui/open-webui/pull/17882
Author: @ShirasawaSama
Created: 9/29/2025
Status: ✅ Merged
Merged: 9/30/2025
Merged by: @tjbck

Base: dev ← Head: patch-3

📝 Commits (1)

3389f0e fix: handle non‑UTF8 chars in third‑party responses without error

📊 Changes

1 file changed (+11 additions, -5 deletions)

View changed files

📝 backend/open_webui/utils/middleware.py (+11 -5)

📄 Description

Pull Request Checklist

Note to first-time contributors: Please open a discussion post in Discussions and describe your changes before submitting a pull request.

Before submitting, make sure you've checked the following:

Target branch: Please verify that the pull request targets the dev branch.
Description: Provide a concise description of the changes made in this pull request.
Changelog: Ensure a changelog entry following the format of Keep a Changelog is added at the bottom of the PR description.
Documentation: Have you updated relevant documentation Open WebUI Docs, or other documentation sources?
Dependencies: Are there any new dependencies? Have you updated the dependency versions in the documentation?
Testing: Have you written and run sufficient tests to validate the changes?
Code review: Have you performed a self-review of your code, addressing any coding standard issues and ensuring adherence to the project's coding standards?
Prefix: To clearly categorize this pull request, prefix the pull request title using one of the following:
- BREAKING CHANGE: Significant changes that may affect compatibility
- build: Changes that affect the build system or external dependencies
- ci: Changes to our continuous integration processes or workflows
- chore: Refactor, cleanup, or other non-functional code changes
- docs: Documentation update or addition
- feat: Introduces a new feature or enhancement to the codebase
- fix: Bug fix or error correction
- i18n: Internationalization or localization changes
- perf: Performance improvement
- refactor: Code restructuring for better maintainability, readability, or scalability
- style: Changes that do not affect the meaning of the code (white space, formatting, missing semi-colons, etc.)
- test: Adding missing tests or correcting existing tests
- WIP: Work in progress, a temporary label for incomplete or ongoing work

Changelog Entry

Description

Previously, when the backend received data from a third‑party tool containing non‑UTF8 or invalid byte sequences, the application would immediately throw an error, causing requests to fail.

\xe4\xbd\xa0\xe5\xa5\xbd\x80abc -> 你好�abc (Instead of simply reporting an error, the entire conversation becomes unusable.)

Added

[List any new features, functionalities, or additions]

Changed

[List any changes, updates, refactorings, or optimizations]

Deprecated

[List any deprecated functionality or features that have been removed]

Removed

[List any removed features, files, or functionalities]

Fixed

fix: handle non‑UTF8 chars in third‑party responses without error

Security

[List any new or updated security-related changes, including vulnerability fixes]

Breaking Changes

No

Additional Information

[Insert any additional context, notes, or explanations for the changes]
- [Reference any related issues, commits, or other relevant information]

Screenshots or Videos

Contributor License Agreement

By submitting this pull request, I confirm that I have read and fully agree to the Contributor License Agreement (CLA), and I am providing my contributions under its terms.

_{🔄 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/17882 **Author:** [@ShirasawaSama](https://github.com/ShirasawaSama) **Created:** 9/29/2025 **Status:** ✅ Merged **Merged:** 9/30/2025 **Merged by:** [@tjbck](https://github.com/tjbck) **Base:** `dev` ← **Head:** `patch-3` --- ### 📝 Commits (1) - [`3389f0e`](https://github.com/open-webui/open-webui/commit/3389f0eece512f91ee6daa358f9feaee1b2cd66f) fix: handle non‑UTF8 chars in third‑party responses without error ### 📊 Changes **1 file changed** (+11 additions, -5 deletions) <details> <summary>View changed files</summary> 📝 `backend/open_webui/utils/middleware.py` (+11 -5) </details> ### 📄 Description # Pull Request Checklist ### Note to first-time contributors: Please open a discussion post in [Discussions](https://github.com/open-webui/open-webui/discussions) and describe your changes before submitting a pull request. **Before submitting, make sure you've checked the following:** - [x] **Target branch:** Please verify that the pull request targets the `dev` branch. - [x] **Description:** Provide a concise description of the changes made in this pull request. - [x] **Changelog:** Ensure a changelog entry following the format of [Keep a Changelog](https://keepachangelog.com/) is added at the bottom of the PR description. - [x] **Documentation:** Have you updated relevant documentation [Open WebUI Docs](https://github.com/open-webui/docs), or other documentation sources? - [x] **Dependencies:** Are there any new dependencies? Have you updated the dependency versions in the documentation? - [x] **Testing:** Have you written and run sufficient tests to validate the changes? - [x] **Code review:** Have you performed a self-review of your code, addressing any coding standard issues and ensuring adherence to the project's coding standards? - [x] **Prefix:** To clearly categorize this pull request, prefix the pull request title using one of the following: - **BREAKING CHANGE**: Significant changes that may affect compatibility - **build**: Changes that affect the build system or external dependencies - **ci**: Changes to our continuous integration processes or workflows - **chore**: Refactor, cleanup, or other non-functional code changes - **docs**: Documentation update or addition - **feat**: Introduces a new feature or enhancement to the codebase - **fix**: Bug fix or error correction - **i18n**: Internationalization or localization changes - **perf**: Performance improvement - **refactor**: Code restructuring for better maintainability, readability, or scalability - **style**: Changes that do not affect the meaning of the code (white space, formatting, missing semi-colons, etc.) - **test**: Adding missing tests or correcting existing tests - **WIP**: Work in progress, a temporary label for incomplete or ongoing work # Changelog Entry ### Description Previously, when the backend received data from a third‑party tool containing non‑UTF8 or invalid byte sequences, the application would immediately throw an error, causing requests to fail. `\xe4\xbd\xa0\xe5\xa5\xbd\x80abc` -> `你好�abc` (Instead of simply reporting an error, the entire conversation becomes unusable.) ### Added - [List any new features, functionalities, or additions] ### Changed - [List any changes, updates, refactorings, or optimizations] ### Deprecated - [List any deprecated functionality or features that have been removed] ### Removed - [List any removed features, files, or functionalities] ### Fixed - fix: handle non‑UTF8 chars in third‑party responses without error ### Security - [List any new or updated security-related changes, including vulnerability fixes] ### Breaking Changes - No --- ### Additional Information - [Insert any additional context, notes, or explanations for the changes] - [Reference any related issues, commits, or other relevant information] ### Screenshots or Videos <img width="936" height="104" alt="image" src="https://github.com/user-attachments/assets/2309162e-c6db-47c3-93ce-05f1ac1836e7" /> ### Contributor License Agreement By submitting this pull request, I confirm that I have read and fully agree to the [Contributor License Agreement (CLA)](https://github.com/open-webui/open-webui/blob/main/CONTRIBUTOR_LICENSE_AGREEMENT), and I am providing my contributions under its terms. --- <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 2026-04-25 12:37:55 -05:00

GiteaMirror closed this issue

2026-04-25 12:37:56 -05:00

Sign in to join this conversation.

Branches Tags

1 Participants

Notifications

Due Date

No due date set.

Dependencies

No dependencies set.

Reference: github-starred/open-webui#40217