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[PR #10034] fix: conversation variable may not change in the answer node #26658

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opened 2026-02-21 20:40:01 -05:00 by yindo · 0 comments
yindo commented 2026-02-21 20:40:01 -05:00
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Original Pull Request: https://github.com/langgenius/dify/pull/10034

State: closed
Merged: Yes

Checklist:

Important

Please review the checklist below before submitting your pull request.

  • Please open an issue before creating a PR or link to an existing issue
  • I have performed a self-review of my own code
  • I have commented my code, particularly in hard-to-understand areas
  • I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods

Description

Reproduce

  1. create a chatflow with three nodes: start, variable assigner, answer
  2. create a conversation variable, in the variable assigner node change the variable, in the answer node output the variable
  3. in the debug and preview panel , will always output the previous variable value.

image
4c9e365d46e221dde8a3038a414235d

reproduce DSL: test.zip

Type of Change

  • Bug fix (non-breaking change which fixes an issue)
  • New feature (non-breaking change which adds functionality)
  • Breaking change (fix or feature that would cause existing functionality to not work as expected)
  • This change requires a documentation update, included: Dify Document
  • Improvement, including but not limited to code refactoring, performance optimization, and UI/UX improvement
  • Dependency upgrade

Testing Instructions

test locally

  • Test the reproduce DSL above
  • Test a variable assigner node and a LLM node, and combine the results in the answer node
**Original Pull Request:** https://github.com/langgenius/dify/pull/10034 **State:** closed **Merged:** Yes --- # Checklist: > [!IMPORTANT] > Please review the checklist below before submitting your pull request. - [ ] Please open an issue before creating a PR or link to an existing issue - [x] I have performed a self-review of my own code - [x] I have commented my code, particularly in hard-to-understand areas - [x] I ran `dev/reformat`(backend) and `cd web && npx lint-staged`(frontend) to appease the lint gods # Description ### Reproduce 1. create a chatflow with three nodes: `start`, `variable assigner`, `answer` 2. create a conversation variable, in the `variable assigner` node change the variable, in the `answer` node output the variable 3. in the debug and preview panel , will always output the previous variable value. ![image](https://github.com/user-attachments/assets/36e8e1fa-f761-49bf-b05f-953119b45c93) ![4c9e365d46e221dde8a3038a414235d](https://github.com/user-attachments/assets/751e2809-a42b-4d1b-ab0f-4fc28d2b578e) reproduce DSL: [test.zip](https://github.com/user-attachments/files/17565381/test.zip) ## Type of Change - [x] Bug fix (non-breaking change which fixes an issue) - [ ] New feature (non-breaking change which adds functionality) - [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected) - [ ] This change requires a documentation update, included: [Dify Document](https://github.com/langgenius/dify-docs) - [ ] Improvement, including but not limited to code refactoring, performance optimization, and UI/UX improvement - [ ] Dependency upgrade # Testing Instructions test locally - [x] Test the reproduce DSL above - [x] Test a `variable assigner` node and a `LLM` node, and combine the results in the `answer` node
yindo added the pull-request label 2026-02-21 20:40:01 -05:00
yindo closed this issue 2026-02-21 20:40:01 -05:00
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Reference: langgenius/dify#26658
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