[BUG] coworke is not available in the desktop app on Windows.

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?

I was working fine using the Cloud Desktop App on Windows, but after reinstalling it, CoWork isn't working...

It wouldn't work, so I tried running it as an administrator, but it still won't work.

PS C:\WINDOWS\system32> Get-Content "$env:APPDATA\Claude\logs\cowork_vm_node.log" -Tail 30
2026-05-27 16:37:32 [info] [vmOneShot] Running: bash [2 arg(s)] as pensive-friendly-turing
2026-05-27 16:38:09 [info] [vmOneShot] Running: bash [2 arg(s)] as pensive-friendly-turing
2026-05-27 16:38:09 [warn] [vm-stderr oneshot-] Traceback (most recent call last):
File "<stdin>", line 6, in <module>
2026-05-27 16:38:09 [warn] [vm-stderr oneshot-] AssertionError: ?쎌엯 ?꾩튂瑜?李얠? 紐삵뻽?듬땲??
2026-05-27 16:38:13 [info] [vmOneShot] Running: bash [2 arg(s)] as pensive-friendly-turing
2026-05-27 16:38:19 [info] [vmOneShot] Running: bash [2 arg(s)] as pensive-friendly-turing
2026-05-27 16:38:35 [info] [vmOneShot] Running: bash [2 arg(s)] as pensive-friendly-turing
2026-05-27 16:39:01 [info] [vmOneShot] Running: bash [2 arg(s)] as pensive-friendly-turing
2026-05-27 16:41:06 [info] [vmOneShot] Running: bash [2 arg(s)] as pensive-friendly-turing
2026-05-27 16:41:13 [info] [vmOneShot] Running: bash [2 arg(s)] as pensive-friendly-turing
2026-05-27 17:30:19 [info] [cleanupVMBundleIfUnsupported] yukonSilver not supported (status=unsupported), checking for stale bundle...
2026-05-27 17:30:19 [info] [deleteVMBundle] Deleting reinstall files from C:\Users\iq200\AppData\Roaming\Claude\vm_bundles\claudevm.bundle
2026-05-27 17:30:19 [info] [deleteVMBundle] Deleted rootfs.vhdx
2026-05-27 17:30:19 [info] [deleteVMBundle] Deleted .rootfs.vhdx.origin
2026-05-27 17:30:19 [info] [deleteVMBundle] Deleted vmlinuz
2026-05-27 17:30:19 [info] [deleteVMBundle] Deleted .vmlinuz.origin
2026-05-27 17:30:19 [info] [deleteVMBundle] Deleted initrd
2026-05-27 17:30:19 [info] [deleteVMBundle] Deleted .initrd.origin
2026-05-27 17:30:19 [info] [deleteVMBundle] Reinstall files deleted (sessiondata.img and compressed cache preserved)
2026-05-27 17:30:19 [info] [cleanupVMBundleIfUnsupported] Deleted stale VM bundle
2026-05-27 17:33:05 [info] [cleanupVMBundleIfUnsupported] yukonSilver not supported (status=unsupported), checking for stale bundle...
2026-05-27 17:33:05 [info] [deleteVMBundle] Deleting reinstall files from C:\Users\iq200\AppData\Roaming\Claude\vm_bundles\claudevm.bundle
2026-05-27 17:33:05 [info] [deleteVMBundle] Reinstall files deleted (sessiondata.img and compressed cache preserved)
2026-05-27 17:37:53 [info] [cleanupVMBundleIfUnsupported] yukonSilver not supported (status=unsupported), checking for stale bundle...
2026-05-27 17:37:53 [info] [deleteVMBundle] Deleting reinstall files from C:\Users\iq200\AppData\Roaming\Claude\vm_bundles\claudevm.bundle
2026-05-27 17:37:53 [info] [deleteVMBundle] Reinstall files deleted (sessiondata.img and compressed cache preserved)
2026-05-27 17:51:58 [info] [cleanupVMBundleIfUnsupported] yukonSilver not supported (status=unsupported), checking for stale bundle...
2026-05-27 17:51:58 [info] [deleteVMBundle] Deleting reinstall files from C:\Users\iq200\AppData\Roaming\Claude\vm_bundles\claudevm.bundle
2026-05-27 17:51:58 [info] [deleteVMBundle] Reinstall files deleted (sessiondata.img and compressed cache preserved)

What Should Happen?

"Cowork" needs to go well.

Error Messages/Logs

Steps to Reproduce

reinstall

Claude Model

Sonnet (default)

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.1.152 (Claude Code)

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

PowerShell

Additional Information

_No response_