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[PR #26155] fix: variable not found #26144 #31349

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opened 2026-02-21 20:49:18 -05:00 by yindo · 0 comments
yindo commented 2026-02-21 20:49:18 -05:00
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Original Pull Request: https://github.com/langgenius/dify/pull/26155

State: closed
Merged: Yes

  1. variable not found when accessing a nested attr with empty value

Important

  1. Make sure you have read our contribution guidelines
  2. Ensure there is an associated issue and you have been assigned to it
  3. Use the correct syntax to link this PR: Fixes #<issue number>.

Summary

fix: #26144
Distinguish between the case where a variable exists but its value is empty and the case where the variable does not exist.

Screenshots

Before After
Weixin Image_20250924084836_137 Weixin Image_20250924084833_138

Checklist

  • This change requires a documentation update, included: Dify Document
  • I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
  • I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
  • I've updated the documentation accordingly.
  • I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods
**Original Pull Request:** https://github.com/langgenius/dify/pull/26155 **State:** closed **Merged:** Yes --- 1. variable not found when accessing a nested attr with empty value > [!IMPORTANT] > > 1. Make sure you have read our [contribution guidelines](https://github.com/langgenius/dify/blob/main/CONTRIBUTING.md) > 1. Ensure there is an associated issue and you have been assigned to it > 1. Use the correct syntax to link this PR: `Fixes #<issue number>`. ## Summary fix: #26144 Distinguish between the case where a variable exists but its value is empty and the case where the variable does not exist. ## Screenshots | Before | After | |--------|-------| | ![Weixin Image_20250924084836_137](https://github.com/user-attachments/assets/ab2aeaad-3817-461a-a2c1-cef066a8cfa1) | <img width="2812" height="1542" alt="Weixin Image_20250924084833_138" src="https://github.com/user-attachments/assets/1f6c13f7-40ac-4a1f-947a-c0709bfdc9ec" /> | ## Checklist - [ ] This change requires a documentation update, included: [Dify Document](https://github.com/langgenius/dify-docs) - [x] I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!) - [x] I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change. - [x] I've updated the documentation accordingly. - [x] I ran `dev/reformat`(backend) and `cd web && npx lint-staged`(frontend) to appease the lint gods
yindo added the pull-request label 2026-02-21 20:49:18 -05:00
yindo closed this issue 2026-02-21 20:49:18 -05:00
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Reference: langgenius/dify#31349
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