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Code Issues 775 Packages Projects Releases 10 Wiki Activity

Chat bubble shows as empty #19023

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opened 2026-02-21 19:54:47 -05:00 by yindo · 0 comments
yindo commented 2026-02-21 19:54:47 -05:00
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Originally created by @DavideDelbiancoZucchetti on GitHub (Oct 10, 2025).

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

1.9.1

Cloud or Self Hosted

Self Hosted (Docker)

Steps to reproduce

Create a chat-flow with an agent node.
Make the agent system prompt long and complicated
give it tools to use

ask it a question

✔️ Expected Behavior

Should show the 3 dots loader until text starts streaming

❌ Actual Behavior

The loader sometimes disappears, and you see an empty bubble
This depends on an issue with the detection of 'content' being considered empty when the received content is a \n

Image
Originally created by @DavideDelbiancoZucchetti on GitHub (Oct 10, 2025). ### 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 1.9.1 ### Cloud or Self Hosted Self Hosted (Docker) ### Steps to reproduce Create a chat-flow with an agent node. Make the agent system prompt long and complicated give it tools to use ask it a question ### ✔️ Expected Behavior Should show the 3 dots loader until text starts streaming ### ❌ Actual Behavior The loader sometimes disappears, and you see an empty bubble This depends on an issue with the detection of 'content' being considered empty when the received content is a \n <img width="504" height="197" alt="Image" src="https://github.com/user-attachments/assets/33a3b1fe-9944-4b2b-90c6-5931b0548a13" />
yindo closed this issue 2026-02-21 19:54:47 -05:00
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Reference: langgenius/dify#19023
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