[BUG] Cowork - Virtual Machine Platform error on windows desktop

Resolved 💬 2 comments Opened Apr 22, 2026 by mariela-fernandez Closed Apr 29, 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?

Cowork shows virtualization error on Windows. All features enabled: VirtualMachinePlatform, HypervisorPlatform, Microsoft-Hyper-V. Services running: vmcompute, CoworkVMService. Reinstall did not fix it.

What Should Happen?

Esto confirma que es 100% un bug de Anthropic, no algo de tu PC.
Tu configuración está perfecta:

✅ VirtualMachinePlatform habilitado
✅ HypervisorPlatform habilitado
✅ Microsoft-Hyper-V habilitado
✅ vmcompute corriendo
✅ CoworkVMService corriendo

Error Messages/Logs

Steps to Reproduce

Esto confirma que es 100% un bug de Anthropic, no algo de tu PC.
Tu configuración está perfecta:

✅ VirtualMachinePlatform habilitado
✅ HypervisorPlatform habilitado
✅ Microsoft-Hyper-V habilitado
✅ vmcompute corriendo
✅ CoworkVMService corriendo

Claude Model

Not sure / Multiple models

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

0000

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

PowerShell

Additional Information

Esto confirma que es 100% un bug de Anthropic, no algo de tu PC.
Tu configuración está perfecta:

✅ VirtualMachinePlatform habilitado
✅ HypervisorPlatform habilitado
✅ Microsoft-Hyper-V habilitado
✅ vmcompute corriendo
✅ CoworkVMService corriendo

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