[BUG] Suddenly cannot work from anetwork drive

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?

launch Claude Code from a Windows mapped network drive (Z: → UNC path), every Bash call fails with
"Working directory no longer exists" despite the drive being fully accessible to Read/Glob/Grep tools.

What Should Happen?

Anything. I am unable to work on that drive anymore.

Error Messages/Logs

⎿  Error: Working directory "Z:\ClaudeProjects" no longer exists. Please restart Claude from an existing directory.

Steps to Reproduce

he repro is simple: launch Claude Code from a Windows mapped network drive (Z: → UNC path), every Bash call fails with
"Working directory no longer exists" despite the drive being fully accessible to Read/Glob/Grep tools.

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

v2.1.84

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

VS Code integrated terminal

Additional Information

_No response_