[BUG] claude code 2.1.51 extention on cursor

Resolved 💬 4 comments Opened Feb 24, 2026 by mamadz98 Closed Feb 24, 2026

Preflight Checklist

  • [x] I have searched existing issues and this hasn't been reported yet
  • [x] This is a single bug report (please file separate reports for different bugs)
  • [x] I am using the latest version of Claude Code

What's Wrong?

The bundled extension.js has a hardcoded Linux CI path (/home/runner/work/...) from Anthropic's build pipeline. It's not a path on my machine; it's a leftover artifact from GitHub Actions runner.

What Should Happen?

should run without issue

Error Messages/Logs

TypeError: The argument 'filename' must be a file URL object, file URL string, 
or absolute path string. Received 'file:///home/runner/work/claude-cli-internal/
claude-cli-internal/build-agent-sdk/sdk.mjs'

Steps to Reproduce

Try an older version that doesn't have this bug:
In PowerShell:
cursor --install-extension anthropic.claude-code@2.1.49
Or
go to the extension page → click the gear icon → "Install Another Version" → try 2.1.49

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.1.51

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

PowerShell

Additional Information

_No response_

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