[BUG]

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?

setting transcript level to verbos causing cluade.app to crash within a few minites of running a command or question

What Should Happen?

display a verbose transcription of activity

Error Messages/Logs

no error, Claude.app becomes unresponsive and force quite is needed

Steps to Reproduce

1. open transcript view
2. click verbose
3. save and exit menu
4. continue workflow
5. app crash

<img width="281" height="201" alt="Image" src="https://github.com/user-attachments/assets/fcb1afb5-525e-402e-b3c1-27685ebbb882" />

Claude Model

Opus

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

Claude 1.2581.0 (f10398) 2026-04-14T17:16:40.000Z

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Other

Additional Information

_No response_