[Bug] Anthropic API Error: Missing Tool Result Block for toolu_01Y6n6RrPTBmcQSeecDkaEqd

Status Open
Reported on v2.1.221
Maintainer reply None cached
Activity 0 comments · opened Aug 4, 2026

Bug Description
in Claude Code. Include session ed118aa7-3ebd-4088-98d5-ac4057865aba, version 2.1.221, and that the tool_use toolu_01Y6n6RrPTBmcQSeecDkaEqd has no tool_result.

Environment Info

  • Platform: darwin
  • Terminal: Apple_Terminal
  • Version: 2.1.221
  • Feedback ID: 22d21934-af2c-4991-8552-191ac059353f

Errors

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