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claude-code - 💡(How to fix) Fix [Bug] Claude Code exposes internal thinking tokens and pauses unexpectedly

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Error Message

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/adam/.local/share/claude/versions/2.1.139 (expected in multi-process scenarios)\n at z16 (/$bunfs/root/src/entrypoints/cli.js:2662:2257)\n at tRH (/$bunfs/root/src/entrypoints/cli.js:2662:1337)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-05-12T11:36:39.826Z"}]

Code Example

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/adam/.local/share/claude/versions/2.1.139 (expected in multi-process scenarios)\n    at z16 (/$bunfs/root/src/entrypoints/cli.js:2662:2257)\n    at tRH (/$bunfs/root/src/entrypoints/cli.js:2662:1337)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-12T11:36:39.826Z"}]
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Bug Description Claude code reveals some internals / thinking tokens, pauses and dies

Environment Info

  • Platform: darwin
  • Terminal: tmux
  • Version: 2.1.139
  • Feedback ID: cf2ddf5c-48a5-46d9-aa14-e98a590ff277

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/adam/.local/share/claude/versions/2.1.139 (expected in multi-process scenarios)\n    at z16 (/$bunfs/root/src/entrypoints/cli.js:2662:2257)\n    at tRH (/$bunfs/root/src/entrypoints/cli.js:2662:1337)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-12T11:36:39.826Z"}]
<img width="1898" height="523" alt="Image" src="https://github.com/user-attachments/assets/f83b459d-6d51-4c27-8299-7eb131ac4f76" />

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#LLM response#prompt template#agent execution#callback error#memory management

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