VM goes offline for a while after you move the VM storage to another SMB storage in Windows 8.1 or Window Server 2012 R2

Applies to: Windows 8.1 EnterpriseWindows 8.1 ProWindows 8.1

Summary


This article describes an issue when you move the VM storage to another SMB storage in Windows 8.1 or Windows Server 2012 R2. The issue is resolved in hotfix 2965506 that is described in this article and has a prerequisite.

Symptoms


Consider the following scenario:

  • You have a Windows 8.1 or Windows Server 2012 R2-based Hyper-V host.
  • You have a Hyper-V virtual machine (VM) that is running on Server Message Block (SMB) storage.
  • You log on the Hyper-V host by using a domain admin account and move this VM to another SMB share in a Hyper-V management console.
  • You log off the Hyper-V host.
In this scenario, the Kerberos ticket expires. Therefore, the connection between the VM and the SMB share is lost and the VM goes offline.

Resolution


To resolve this issue, install the hotfix that is described in this article. 

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.

If the hotfix is available for download, there is a "Hotfix Download Available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website: Note The "Hotfix Download Available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must first install the update 2919355 on Windows 8.1 or Windows Server 2012 R2. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

2919355 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 Update April, 2014

Registry information

To use the hotfix in this package, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

Status


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

More Information


For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates.

Additional file information

Additional file information for Windows 8.1 and for Windows Server 2012 R2

Additional files for all supported x64-based versions of Windows 8.1 and of Windows Server 2012 R2
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