[BUG] crash-on-"hi" behavior

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?

crash-on-"hi" behavior

Claude Code crashed
Try sending your message again. If it keeps happening, share feedback so we can investigate.

What Should Happen?

<img width="1920" height="1080" alt="Image" src="https://github.com/user-attachments/assets/12f891c7-5a1a-4080-9447-72960cd4ffc9" />

Error Messages/Logs

Steps to Reproduce

Claude Code crashed
Try sending your message again. If it keeps happening, share feedback so we can investigate.

Details

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

 2.1.123 (Claude Code)

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_