[BUG] Claude

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?

signing server returned status 400: source: Field required

What Should Happen?

Claude should be able to commit changes to the git repository successfully.

Error Messages/Logs

Steps to Reproduce

1. Open a repository in Claude Code (web)
2. Have Claude make edits to a file
3. Claude attempts to run git add <file> && git commit -m "message"
4. Error appears: "signing server returned status 400: source: Field required"
5. Commit fails — fatal: failed to write commit object

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.1.63

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Windows Terminal

Additional Information

_No response_