2 people reported

All time, since Oct 9.

Duplicate server_tool_use ids 400

“With the advisor tool enabled, compaction can leave a session permanently broken.”

Is this your bug? What gets counted gets fixed. Pile on.

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I hit this bug: rapsheet.dev/sheets/claude-code/issues/10901/file
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Session fails with 400 duplicate server_tool_use ids. Every request fails and the session "can't move forward"; exemplar ties it to compaction with the advisor tool enabled.

Is this your bug?

File my report
Where
Session history
Error text
`server_tool_use` ids must be unique per assistant turn
Versions
2.1.293 to 2.1.296
Platforms
macOS
How bad
Stops work: a core feature can't be used.

Part of: Advisor blocks break session history3 bugs

  1. Orphaned advisor_tool_result 4004 people
  2. Advisor tool pair split breaks session2 people

Original reports2, newest first

  1. API Error 400: server_tool_use ids must be unique per assistant turn#101518
  2. Compaction duplicates advisor server_tool_use blocks; session fails with 400 'server_tool_use ids must be unique per assistant turn'#100928

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