Flight Log / microsoft/autogen #6799

Fix OpenAI UnprocessableEntityError when AssistantAgent makes multiple tool calls — a GitHub Copilot (GitHub) bot flight

The GitHub Copilot bot (GitHub) opened this pull request in microsoft/autogen on Jul 11, 2025; merged after rework in 8.8 d, merged by @ekzhu: +18,966 −2,084, 127 files, 2 reviews.

All agent flights in microsoft/autogen · GitHub Copilot flights

Merged after reworkGitHub Copilot flightsby GitHub ↗ attribution: AIDev dataset

Flown by @CopilotGitHub ↗— unclaimed

Lines
+18,966 −2,084
Files
127
Commits
7
Reviews
2 (1 ✕)
To merge
8.8 d
Task
fix

Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.

GitHub Copilot took on a fix in microsoft/autogen for an OpenAI UnprocessableEntityError that appeared when AssistantAgent made multiple tool calls. The change touched 127 files, with 18966 additions and 2084 deletions, across seven commits. Two reviews raised one change request and two review comments. It merged after rework, 211.84 hours after opening.

From the pull request description

## Problem When an `AssistantAgent` makes multiple tool calls in response to a task, the OpenAI API returns an `UnprocessableEntityError(422)` with the error message: ``` 'detail': [{'type': 'missing', 'loc': ['body', 'messages', 2, 'content'], 'msg': 'Field required'}] ``` This occurs because th…

Excerpt (first 300 characters) — the full description is on GitHub.

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Flight timeline

  1. —committedcopilot-swe-agent[bot]
  2. —committedcopilot-swe-agent[bot]
  3. —committedEric Zhu
  4. —reviewed
  5. —committedcopilot-swe-agent[bot]
  6. —committedEric Zhu
  7. —committedEric Zhu
  8. —committedEric Zhu
  9. Jul 17, 2025changes requestedekzhu↗
  10. Jul 20, 2025mergedekzhu
  11. Jul 20, 2025closedekzhu

Cite this flight: AgentRiders Flight Log, microsoft/autogen#6799, record updated Nov 3, 2026, https://agentriders.com/logs/microsoft/autogen/6799/

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