Home > Virtualization > Duplicate virtual machines (VMs) may appear in the SCVMM Administrator Console window after a Hyper-V VM in a cluster fails over to another cluster node. HotFix KB2308590

Duplicate virtual machines (VMs) may appear in the SCVMM Administrator Console window after a Hyper-V VM in a cluster fails over to another cluster node. HotFix KB2308590

If you have SCVMM2008R2 installed and are experiencing the following issue :
Duplicate virtual machines (VMs) may appear in the SCVMM Administrator Console window after a Hyper-V VM in a cluster fails over to another cluster node. Additionally, the status for one of the duplicate VMs is set to Missing. If you try to remove the missing VM from the SCVMM Administrator Console window, the VM is not removed.
Microsoft released an hotfix http://support.microsoft.com/kb/2308590
 
How to obtain this SCVMM 2008 R2 hotfix rollup package: This hotfix rollup package is available on Microsoft Update.To obtain this update from Microsoft Update, follow these steps on the SCVMM server:

  1. Click Start, and then select Control Panel.
  2. In Control Panel, double-click Windows Update.
  3. In the Windows Update window, click Check Online for updates from Microsoft Update.
  4. Click important updates are available.
  5. Select Update for System Center Virtual Machine Manager 2008 R2 (KB2308590), and then click OK.
  6. Click Install updates.
Note If the Virtual Machine Manager or Virtual Machine Manager Agent service is running when this hotfix rollup package is installed on the SCVMM server, you have to restart the computer. 
How to update the SCVMM agent on the Hyper-V and Virtual Server host
This update requires updating the VMM agent on the Hyper-V and Virtual Server hosts. The hosts will have a status of Needs Attention if the agent has not been updated.

To update the SCVMM agent on multiple hosts, follow these steps:

  1. Open the SCVMM Administrator Console window. 
  2. Click Administration, and then click Managed Computers.
  3. Select the hosts, and then click Update Agent.
  4. Enter your user account credentials, and then click OK.
To manually download the hotfix rollup package from the Microsoft Update Catalog, visit the following Microsoft Web site:

 
Note The Microsoft Update Catalog has different versions of the hotfix rollup package. These different versions have the EVAL, OEM, RETAIL, and WORKGRP labels. Download the appropriate version for your installation.To install this hotfix rollup package that can be downloaded from the Microsoft Update Catalog on the SCVMM server, follow these steps: 

  1. Extract the VmmServer64Update-RETAIL.cab file to a temporary directory.
  2. Open an elevated command prompt, type the following command, and then press ENTER to install the update:
    msiexec /update vmmServer64Update-RETAIL.msp BOOTSTRAPPED=1
    Note The name of the package varies, depending on the version that was downloaded.
  3. After the hotfix rollup package is installed on the SCVMM server, update the SCVMM agent on the Hyper-V and Virtual Server hosts.
Hotfix rollup information
Prerequisites

You must have SCVMM 2008 R2 installed.

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