[Bug] Incomplete bug report submitted

Resolved 💬 2 comments Opened Mar 12, 2026 by DavidClaudeAI Closed Apr 9, 2026

Bug Description
Regularly, when I have a dev lancer server and it's blocking, Claude Code tries to kill the background server's task, but kills its own task and stops.

Environment Info

  • Platform: win32
  • Terminal: windows-terminal
  • Version: 2.1.74
  • Feedback ID: bba7cc99-f90e-4942-8064-9b624b48aaf4

Errors

[{"error":"TypeError: Cannot read properties of undefined (reading 'WebSearch')\n    at NZ (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:146)\n    at mH (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:477)\n    at lq8 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:3841)\n    at file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:266:538\n    at Array.filter (<anonymous>)\n    at s31 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:266:377)\n    at ds (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6919:10414)\n    at C9z (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:1943)\n    at o46 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:2565)\n    at dA (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:2339)","timestamp":"2026-03-12T19:34:25.974Z"},{"error":"TypeError: Cannot read properties of undefined (reading 'Bash')\n    at NZ (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:146)\n    at mH (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:689)\n    at lq8 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:3841)\n    at file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:266:538\n    at Array.filter (<anonymous>)\n    at s31 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:266:377)\n    at ds (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6919:10414)\n    at C9z (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:1943)\n    at o46 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:2565)\n    at dA (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:2339)","timestamp":"2026-03-12T19:34:25.976Z"},{"error":"TypeError: Cannot read properties of undefined (reading 'WebSearch')\n    at NZ (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:146)\n    at mH (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:477)\n    at lq8 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:3841)\n    at file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:266:538\n    at Array.filter (<anonymous>)\n    at s31 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:266:377)\n    at ds (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6919:10414)\n    at C9z (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:1943)\n    at o46 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:2565)\n    at dA (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:2339)","timestamp":"2026-03-12T19:34:25.977Z"},{"error":"TypeError: Cannot read properties of undefined (reading 'WebSearch')\n    at NZ (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:146)\n    at mH (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:477)\n    at lq8 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:255:3841)\n    at file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:266:538\n    at Array.filter (<anonymous>)\n    at s31 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:266:377)\n    at ds (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6919:10414)\n    at C9z (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:1943)\n    at o46 (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:2565)\n    at dA (file:///C:/Users/dadzz/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:6920:2339)","timestamp":"2026-03-12T19:34:25.978Z"},{"error":"TypeError: Cannot read properties of undefined (reading 'Bash')\n    at NZ (file:///C:/Users…

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