[Bug] Anthropic API Error: 400 Tool Concurrency Issues on Teleported Session

Resolved 💬 3 comments Opened Oct 30, 2025 by Kevin-McIsaac Closed Nov 2, 2025

Bug Description
I use claude web to create a branch, when I go to another machine and run claude --teleport session_011CUd2kFBBd5ZuEouo22iU5 I get the session but when I then issue a command I get ⎿ API Error: 400 due to tool .concurrency issues. Run /rewind to recover the conversation.

Environment Info

  • Platform: linux
  • Terminal: xterm-256color
  • Version: 2.0.29
  • Feedback ID: c73f2173-1237-41bf-bf40-4d11e5bef04b

Errors

[{"error":"Error: Failed to fetch from remote origin: fatal: refusing to fetch into branch 'refs/heads/claude/site-marker-windrose-forecast-update-011CUd2kFBBd5ZuEouo22iU5' checked out at '/home/kmcisaac/Projects/the_paragliding_app'\n    at KF6 (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:2256:353)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async IHA (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:2257:280)\n    at async Vt1.<anonymous> (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:3748:324)\n    at async Vt1.parseAsync (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:3662:4156)\n    at async Dd6 (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:3789:1601)\n    at async Fd6 (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:3734:1536)\n    at async Hd6 (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:3789:2754)","timestamp":"2025-10-30T08:44:14.182Z"},{"error":"Error: 400 {\"type\":\"error\",\"error\":{\"type\":\"invalid_request_error\",\"message\":\"messages.3: `tool_use` ids were found without `tool_result` blocks immediately after: toolu_01GUbiatu87WUQecnvYYz7q9. Each `tool_use` block must have a corresponding `tool_result` block in the next message.\"},\"request_id\":\"req_011CUd65medkRdteYaTrN7vV\"}\n    at D4.generate (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:203:83066)\n    at uy.makeStatusError (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:357:2117)\n    at uy.makeRequest (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:357:5330)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async OtA.model (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:3355:18888)\n    at async OtA (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:2693:39781)\n    at async lb2 (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:3355:19040)\n    at async file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:3355:13007\n    at async Jo1 (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:3355:4492)\n    at async p4A (file:///home/kmcisaac/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:3355:12977)","timestamp":"2025-10-30T08:44:22.728Z"}]

View original on GitHub ↗

This issue has 3 comments on GitHub. Read the full discussion on GitHub ↗