[BUG] EXDEV ERROR When trying to attach a file into claude desktop app

Resolved 💬 4 comments Opened Apr 11, 2026 by Leogar3572 Closed May 24, 2026

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?

When trying to attach a file into claude desktop i am getting this error:

EXDEV: cross-device link not permitted, link 'D:\//.pdf' -> 'C:\Users\\AppData\Roaming\Claude\local-agent-mode-sessions\27a80532-7391-4182-9f12-ddefef0268cc\7c857a3a-a574-4380-8263-14992c5ae846\\uploads\a.pdf'

What Should Happen?

It should import the document within the prompt

Error Messages/Logs

Steps to Reproduce

Just upload a file that is not in C:

Claude Model

Opus

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.1.87 (Claude Code)

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Other

Additional Information

_No response_

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