[BUG] Claude is shutting down during cowork sessions.

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?

Claude shuts down, no error message or any other indication. This has occurred 4 times today, and i have restarted my computer 4 times. Still occurring. This happens even when I am only running Claude with no other apps open.

What Should Happen?

patch of some sort.

Error Messages/Logs

There is no error message.

Steps to Reproduce

1. Turn on Claude
2. work on cowork, several conversations at once
3. Claude shuts down
4. currently it is not even opening back up. It starts to open, then quits.

Claude Model

Sonnet (default)

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

I cant open it now

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_