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Anthropic API Timeout Causing Unrecoverable State with Orphaned Tool Use Blocks #5317

@AntonySilverhand

Description

@AntonySilverhand

Bug Description
One of the sub-agents got stuck(api call timeout) and then the whole program cant continue, after using esc to stop, whenever i send a message it gives meAPI Error: 400 {"type":"error","error":{"type":"invalid_request_error","message":"messages.14: tool_use ids were found without tool_result blocks immediately after: toolu_01X1RwkGwrnZScGu9jcYSWgE.
Each tool_use block must have a corresponding tool_result block in the next message."}}
the api timout error is:
API Error (Request timed out.) · Retrying in 17 seconds… (attempt 6/10)

Environment Info

  • Platform: linux
  • Terminal: gnome-terminal
  • Version: 1.0.70
  • Feedback ID: 00c73a90-de6b-4ebb-b92d-8b485d0d040c

Errors

[{"error":"Error: 400 {\"type\":\"error\",\"error\":{\"type\":\"invalid_request_error\",\"message\":\"messages.14: `tool_use` ids were found without `tool_result` blocks immediately after: toolu_01X1RwkGwrnZScGu9jcYSWgE. Each `tool_use` block must have a corresponding `tool_result` block in the next message.\"}}\n    at e4.generate (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1226:2303)\n    at fP.makeStatusError (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1243:2101)\n    at fP.makeRequest (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1243:5315)\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)\n    at async uF1.showErrors (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:14312)\n    at async uF1 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:2667:3471)\n    at async ogB (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:14163)\n    at async file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:9209\n    at async FO0 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:1689)\n    at async k11 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:9179)","timestamp":"2025-08-07T11:44:22.935Z"},{"error":"Error: 400 {\"type\":\"error\",\"error\":{\"type\":\"invalid_request_error\",\"message\":\"messages.14: `tool_use` ids were found without `tool_result` blocks immediately after: toolu_01X1RwkGwrnZScGu9jcYSWgE. Each `tool_use` block must have a corresponding `tool_result` block in the next message.\"}}\n    at e4.generate (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1226:2303)\n    at fP.makeStatusError (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1243:2101)\n    at fP.makeRequest (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1243:5315)\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)\n    at async uF1.showErrors (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:14312)\n    at async uF1 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:2667:3471)\n    at async ogB (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:14163)\n    at async file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:9209\n    at async FO0 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:1689)\n    at async k11 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:9179)","timestamp":"2025-08-07T11:44:38.167Z"},{"error":"Error: 400 {\"type\":\"error\",\"error\":{\"type\":\"invalid_request_error\",\"message\":\"messages.14: `tool_use` ids were found without `tool_result` blocks immediately after: toolu_01X1RwkGwrnZScGu9jcYSWgE. Each `tool_use` block must have a corresponding `tool_result` block in the next message.\"}}\n    at e4.generate (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1226:2303)\n    at fP.makeStatusError (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1243:2101)\n    at fP.makeRequest (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1243:5315)\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)\n    at async uF1.showErrors (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:14312)\n    at async uF1 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:2667:3471)\n    at async ogB (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:14163)\n    at async file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:9209\n    at async FO0 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:1689)\n    at async k11 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3189:9179)","timestamp":"2025-08-07T11:44:56.340Z"}]

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