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After modifying the title of a knowledge pipeline, reopening it results in an error. #18472

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opened 2026-02-21 19:48:07 -05:00 by yindo · 0 comments
yindo commented 2026-02-21 19:48:07 -05:00
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Originally created by @bitifirefly on GitHub (Sep 28, 2025).

Originally assigned to: @crazywoola on GitHub.

Self Checks

  • I have read the Contributing Guide and Language Policy.
  • This is only for bug report, if you would like to ask a question, please head to Discussions.
  • I have searched for existing issues search for existing issues, including closed ones.
  • I confirm that I am using English to submit this report, otherwise it will be closed.
  • 【中文用户 & Non English User】请使用英语提交，否则会被关闭 ：）
  • Please do not modify this template :) and fill in all the required fields.

Dify version

1.9.0

Cloud or Self Hosted

Self Hosted (Docker)

Steps to reproduce

🐞 Bug Description

After modifying the title of a knowledge pipeline, reopening it results in an error.

Error message:

Application error: a client-side exception has occurred while loading 
(see the browser console for more information).

📋 Steps to Reproduce

  1. Open a knowledge pipeline.
  2. Change its title and save.
  3. Close and reopen the pipeline.
  4. The page fails to load and shows the error above.

💻 Expected Behavior

The pipeline should reopen normally and display the updated title.

🖼️ Screenshots / Logs

(Attach browser console error screenshots if available)

🌐 Environment

  • Deployment: agent.bistu.edu.cn
  • Browser: Chrome (please specify version)
  • OS: Windows / macOS / Linux (please specify)

⚠️ Notes

It seems the frontend may not properly handle state after a pipeline title is modified, leading to an exception when reopening.

✔️ Expected Behavior

The pipeline should reopen normally and display the updated title.

❌ Actual Behavior

No response

Originally created by @bitifirefly on GitHub (Sep 28, 2025). Originally assigned to: @crazywoola on GitHub. ### Self Checks - [x] I have read the [Contributing Guide](https://github.com/langgenius/dify/blob/main/CONTRIBUTING.md) and [Language Policy](https://github.com/langgenius/dify/issues/1542). - [x] This is only for bug report, if you would like to ask a question, please head to [Discussions](https://github.com/langgenius/dify/discussions/categories/general). - [x] I have searched for existing issues [search for existing issues](https://github.com/langgenius/dify/issues), including closed ones. - [x] I confirm that I am using English to submit this report, otherwise it will be closed. - [x] 【中文用户 & Non English User】请使用英语提交，否则会被关闭 ：） - [x] Please do not modify this template :) and fill in all the required fields. ### Dify version 1.9.0 ### Cloud or Self Hosted Self Hosted (Docker) ### Steps to reproduce ### 🐞 Bug Description After modifying the title of a knowledge pipeline, reopening it results in an error. Error message: ``` Application error: a client-side exception has occurred while loading (see the browser console for more information). ``` ### 📋 Steps to Reproduce 1. Open a knowledge pipeline. 2. Change its title and save. 3. Close and reopen the pipeline. 4. The page fails to load and shows the error above. ### 💻 Expected Behavior The pipeline should reopen normally and display the updated title. ### 🖼️ Screenshots / Logs (Attach browser console error screenshots if available) ### 🌐 Environment * Deployment: `agent.bistu.edu.cn` * Browser: Chrome (please specify version) * OS: Windows / macOS / Linux (please specify) ### ⚠️ Notes It seems the frontend may not properly handle state after a pipeline title is modified, leading to an exception when reopening. ### ✔️ Expected Behavior The pipeline should reopen normally and display the updated title. ### ❌ Actual Behavior _No response_
yindo added the 🐞 bug label 2026-02-21 19:48:07 -05:00
yindo closed this issue 2026-02-21 19:48:07 -05:00
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Reference: langgenius/dify#18472
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