[BUG] "Desktop app blocked by VS Code extension processes even without computer use enabled"

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?

Windows OS
Multiple Claude Code background processes from VS Code extension prevent desktop app from launching
Error: claude.exe already in use
Computer use is NOT enabled (verified via /mcp command)
Issue occurs during regular coding work
Requires closing all VS Code sessions and processes to launch desktop app

What Should Happen?

The desktop app should always open regardless of what is going on elsewhere

<img width="516" height="178" alt="Image" src="https://github.com/user-attachments/assets/18e19d54-2e27-4cb8-bdf8-bb9633fb60db" />

Error Messages/Logs

Steps to Reproduce

Start VSCode and begin vibe coding
Open Claude Desktop

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.1.152

Platform

Other

Operating System

Windows

Terminal/Shell

VS Code integrated terminal

Additional Information

<img width="542" height="264" alt="Image" src="https://github.com/user-attachments/assets/a95c88d0-3c11-46a9-bb68-9e18e1934b2e" />