[BUG] Claude Code spawning 30+ duplicate processes/instances

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?

• Each interaction creates 30 duplicate bash shells
• Conversation gets repeated 30x
• Eating through weekly usage allowance unfairly
• Started happening recently (mention date)

What Should Happen?

a single instance

Error Messages/Logs

Steps to Reproduce

start claude code in cmd prompt

Claude Model

Sonnet (default)

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.0.37

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Windows Terminal

Additional Information

_No response_