claude-code - 💡(How to fix) Fix [BUG] Virtualization is not available: Claude's workspace requires Virtual Machine Platform, but the virtualization service isn't responding. Restart your computer to resolve this. [2 comments, 2 participants]

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anthropics/claude-code#45446Fetched 2026-04-09 08:05:14
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Error Message

When I try to access "coworker" capabilities and am getting this error message which I can't resolve:

Error Messages/Logs

  1. I clicked on the tab and received the error message below preventing me from going any further with no resolution:

Code Example

Virtualization is not available: Claude's workspace requires Virtual Machine Platform, but the virtualization service isn't responding. Restart your computer to resolve this.
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Preflight Checklist

  • I have searched existing issues and this hasn't been reported yet
  • This is a single bug report (please file separate reports for different bugs)
  • I am using the latest version of Claude Code

What's Wrong?

When I try to access "coworker" capabilities and am getting this error message which I can't resolve:

Virtualization is not available: Claude's workspace requires Virtual Machine Platform, but the virtualization service isn't responding. Restart your computer to resolve this.

What Should Happen?

I should be able to use the capability I pay for

Error Messages/Logs

Virtualization is not available: Claude's workspace requires Virtual Machine Platform, but the virtualization service isn't responding. Restart your computer to resolve this.

Steps to Reproduce

  1. I clicked on the tab and received the error message below preventing me from going any further with no resolution:

Virtualization is not available: Claude's workspace requires Virtual Machine Platform, but the virtualization service isn't responding. Restart your computer to resolve this.

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

No response

Claude Code Version

Version 1.1348.0 (efa3fd)

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Windows Terminal

Additional Information

No response

extent analysis

TL;DR

The issue is likely due to the Virtual Machine Platform service not responding, and restarting the computer may resolve the issue.

Guidance

  • Verify that Virtual Machine Platform is enabled in the system settings, as it is required for Claude's workspace to function.
  • Check the system's virtualization settings to ensure that they are properly configured.
  • If restarting the computer does not resolve the issue, try disabling and re-enabling the Virtual Machine Platform service to see if it resolves the problem.
  • Consider checking for any system updates or patches that may be related to virtualization or the Virtual Machine Platform service.

Example

No code snippet is provided as it is not clearly supported by the issue.

Notes

The issue may be specific to the macOS operating system or the Anthropic API platform, and further investigation may be needed to determine the root cause.

Recommendation

Apply workaround: Restart the computer and check the virtualization settings, as this may resolve the issue without requiring an upgrade or further changes.

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