claude-code - 💡(How to fix) Fix [BUG] Claude Desktop - Virtualization Service Not Responding Error Persists After Troubleshooting [1 participants]

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anthropics/claude-code#52070Fetched 2026-04-23 07:37:21
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Error Message

Experiencing persistent "virtualization service isn't responding" error in Claude Desktop app. Error continues after multiple computer restarts and standard troubleshooting steps. Continues to display "virtualization service isn't responding" error message

Error Messages/Logs

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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?

Experiencing persistent "virtualization service isn't responding" error in Claude Desktop app. Error continues after multiple computer restarts and standard troubleshooting steps. System Information: Operating System: Windows 10 Pro Claude Desktop Version: 1.3883.0 Processor: Intel/AMD x64 Virtualization enabled in BIOS: Yes Developer mode enabled: Yes Steps Taken: Restarted computer multiple times Verified Windows virtualization features are enabled Confirmed developer mode is active Reinstalled Claude Desktop using MSIX installer (x64/arm64) Attempted to manually start Claude VM Service via services.msc Tried "Clear Cache and Restart" and "Reset App Data" options Expected Behavior: Claude Desktop should launch without virtualization service errors Actual Behavior: Continues to display "virtualization service isn't responding" error message

What Should Happen?

It should connect to Virtual Machine

Error Messages/Logs

Steps to Reproduce

Steps Taken: Restarted computer multiple times Verified Windows virtualization features are enabled Confirmed developer mode is active Reinstalled Claude Desktop using MSIX installer (x64/arm64) Attempted to manually start Claude VM Service via services.msc Tried "Clear Cache and Restart" and "Reset App Data" options

Claude Model

None

Is this a regression?

No, this never worked

Last Working Version

No response

Claude Code Version

1.3883.0

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Windows Terminal

Additional Information

No response

extent analysis

TL;DR

The "virtualization service isn't responding" error in Claude Desktop app may be resolved by investigating and ensuring the proper functioning of the Claude VM Service, considering the user has already taken standard troubleshooting steps.

Guidance

  • Verify that the Claude VM Service is running and set to start automatically in the Windows Services manager (services.msc), as the user has already attempted to manually start it.
  • Check for any Windows updates or BIOS updates that might affect virtualization support, given that virtualization is enabled in BIOS and Windows virtualization features are enabled.
  • Consider reinstalling the virtualization software or components required by Claude Desktop, if applicable, to ensure all dependencies are correctly installed and configured.
  • Since the issue persists after reinstalling Claude Desktop, examine if there are any specific system configuration or software conflicts that could be interfering with the virtualization service.

Example

No specific code snippet can be provided without more details on the internal workings of the Claude Desktop app or the virtualization service. However, ensuring the service is running can be done through the Windows Services manager.

Notes

The provided information does not include specific error logs or detailed system diagnostics, which could be crucial in pinpointing the exact cause of the issue. The user has taken several troubleshooting steps, suggesting the issue may be more complex or related to system configuration.

Recommendation

Apply workaround: Given the persistence of the issue despite standard troubleshooting, focusing on ensuring the Claude VM Service is correctly configured and running, and exploring potential system or software conflicts, seems like the most viable next step.

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