Note: This article is based on VMM 2008  and the updates listed do not apply to VMM 2012 (R2)

This article includes a list of System Center Virtual Machine Manager (VMM) updates that the VMM 2008 and 2008 R2 Configuration Analyzer (VMMCA) checks for, and a list of recent VMM-related updates that are not verified by the VMMCA tool. This list was originally posted in Jonathan’s Virtual Blog.

Updates that the VMMCA already verifies

VMMCA checks to see whether the following updates are installed on the VMM server:

• 961983 - Description of the hotfix rollup package for System Center Virtual Machine Manager 2008: April 14th, 2009
• 971244 - Windows Remote Management (WinRM) does not accept HTTP authorization requests that are larger than 16 KB on a computer that is running Windows Server 2008 or Windows Vista

VMMCA checks to see whether the following updates are installed on VMM hosts:

• 950050 - Description of the update for the release version of the Hyper-V technology for Windows Server 2008
• 956589 - Description of the Hyper-V update for issues that may occur when you manage the Hyper-V role on the 64-bit editions of Windows Server 2008 by using SCVMM
• 956774 - A Background Intelligent Transfer Service (BITS) client cannot handle files that have paths that contain the volume GUID in Windows Server 2008 or in Windows Vista
• 958124 - A wmiprvse.exe process may leak memory when a WMI notification query is used heavily on a Windows Server 2008-based or Windows Vista-based computer
• 954563 - Memory corruption may occur with the Windows Management Instrumentation (WMI) service on a computer that is running Windows Server 2008 or Windows Vista Service Pack 1
• 955805 - Certain applications become very slow on a Windows Server 2008-based or Windows Vista SP1-based computer when a certificate with the SIA extension is installed

VMMCA checks to see whether the following Hyper-V updates are installed on Hyper-V hosts that are managed by VMM:

• 952247 - The Cluster network name resource and the File Share Witness resource may not come online on a Windows Server 2008 failover cluster node if a disjointed namespace is configured
• 956697 - Windows Server 2008 Hyper-V VSS writer is not used during a backup job because of corrupted or invalid virtual machine configuration files
• 957967 - Stop error message on a Windows Server 2008-based computer that has the Hyper-V role installed: "STOP 0x0000001A"
• 958184 - Virtual machine backup operations fail in Windows Server 2008 when Hyper-V virtual machine files are saved on a volume that is mounted on a failover cluster by using a volume GUID
• 959978 - Error message when you back up a Windows Server 2003-based virtual machine on a Windows Server 2008 Hyper-V-based computer: "GetWriterStatus FAILED for Selected writer [Microsoft Hyper-V VSS Writer], writer is in state [9] [VSS_WS_FAILED_AT_FREEZE]"
• 971677 - A Hyper-V differencing disk that you create in Windows Server 2008 R2 cannot be used in Windows Server 2008

VMMCA checks to see whether the following Failover Cluster Management updates are installed on clustered hosts that are managed by VMM:

• 951308 - Increased functionality and virtual machine control in the Windows Server 2008 Failover Cluster Management console for the Hyper-V role
• 958065 - You cannot configure a Hyper-V virtual machine by using Windows Server 2008 Failover Clustering when the virtual machine uses a storage device that is managed by a third-party clustered file system or a third-party replication solution

Updates that are not verified by the VMMCA

The following list includes recent updates that are not verified by the VMMCA. The list is organized into updates that apply to specific versions of VMM and updates that apply to specific operating system versions.

System Center Virtual Machine Manager 2008 R2 Service Pack 1 (SP1)

• VMM Server
  • 2562466 — Description of the System Center Virtual Machine Manager 2008 R2 SP1 hotfix rollup package: July 12, 2011 (build 2.0.4571.0)
  • 2691812 — Description of the Update Rollup 2 for System Center Virtual Machine Manager 2008 R2 Service Pack 1 
• Other componets (including VMM Admin Console)
  • The most recent version is SP1 RTM which is build 2.0.4521.0. To upgrade, download System Center Virtual Machine Manager 2008 R2 Service Pack 1 – Evaluation and install it on top of your retail (full) setup. For more information see Upgrading to VMM 2008 R2 Service Pack 1 from VMM 2008 R2.

System Center Virtual Machine Manager 2008 R2

• VMM Server
  • 2492980 - Description of the System Center Virtual Machine Manager 2008 R2 hotfix rollup package: February 8, 2011 (supersedes 2308590)
• VMM Admin Console
  • 982523 - Description of the System Center Virtual Machine Manager 2008 R2 Admin Console hotfix rollup package: June 8, 2010 (supersedes 976246)

System Center Virtual Machine Manager 2008

• Area: Physical to Virtual (P2V)
  
  959596 - Description of the System Center Virtual Machine Manager 2008 update to address physical to virtual (P2V) issues
• Area: P2V
  
  971816 - Using P2V together with System Center Virtual Machine Manager 2008 may fail with error 3154 (0x8099319E) or error 13252 (0x809933C4)

Windows Server 2008 R2

• Area: Hyper-V (STOP errors and networking)
  
  2264080 - An update rollup package for the Hyper-V role in Windows Server 2008 R2: August 24, 2010
• Area: WMI
  
  974930 - An application or service that queries information about a failover cluster by using the WMI provider may experience low performance or a time-out exception
• Area: WMI
  
  981314 - The "Win32_Service" WMI class leaks memory in Windows Server 2008 R2 and in Windows 7
• Area: Hyper-V Live Migration
  
  981618 - The computer stops responding or restarts during the Hyper-V Live Migration process in Windows Server 2008 R2  
• Area: WinRM
  
  981845 - The Windows Remote Management service stops responding in Windows 7 or in Windows Server 2008 R2 (only applies if your VMM server is on Windows Server 2008 R2)  
• Area: Cluster
  
  974930 - An application or service that queries information about a failover cluster by using the WMI provider may experience low performance or a time-out exception  

Windows Server 2008

• Area: WMI/Failover Cluster
  
  Applies to: Windows Server 2008, Windows Server 2008 with SP2
  
  968936 - A rollup hotfix package for Windows Server 2008 Failover Clustering WMI provider
• Area: WMI/Failover Cluster
  
  Applies to: Windows Server 2008, Windows Server 2008 with SP2
  
  971403 - The "Win32_share" WMI class cannot enumerate file shares or create file shares on a node in a Windows Server 2008 failover cluster
• Area: WMI
  
  Applies to: Windows Server 2008
  
  954563 - Memory corruption may occur with the Windows Management Instrumentation (WMI) service on a computer that is running Windows Server 2008 or Windows Vista Service Pack 1
• Area: WMI
  
  Applies to: Windows Server 2008, Windows Server 2008 with SP2
  
  970520 - The Wmiprvse.exe process creates a memory leak on a computer that is running Windows Server 2008 if you remotely monitor this process by using the WMI interface on a computer that is running Windows Server 2003 or Windows XP
• Area: WinRM
  
  Applies to: Windows Server 2008, Windows Server 2008 with SP2
  
  971244 - Windows Remote Management (WinRM) does not accept HTTP authorization requests that are larger than 16 KB on a computer that is running Windows Server 2008 or Windows Vista
• Area: Cluster
  
  Applies to: Windows Server 2008, Windows Server 2008 with SP2
  
  951308 - Increased functionality and virtual machine control in the Windows Server 2008 Failover Cluster Management console for the Hyper-V role
• Area: Cluster
  
  Applies to: Windows Server 2008, Windows Server 2008 with SP2
  
  970529 - The volume GUID may unexpectedly change after a volume is extended on a Windows Server 2008 failover cluster node
• Area: WMI
  
  Applies to: Windows Server 2008
  
  958124 - A wmiprvse.exe process may leak memory when a WMI notification query is used heavily on a Windows Server 2008-based or Windows Vista-based computer
• Area: WMI
  
  Applies to: Windows Server 2008
  
  955805 - Certain applications become very slow on a Windows Server 2008-based or Windows Vista SP1-based computer when a certificate with the SIA extension is installed
• Area: WMI
  
  Applies to: Windows Server 2008
  
  954563 - Memory corruption may occur with the Windows Management Instrumentation (WMI) service on a computer that is running Windows Server 2008 or Windows Vista Service Pack 1
• Area: WMI
  
  Applies to: Windows Server 2008
  
  968936 - A rollup hotfix package for Windows Server 2008 Failover Clustering WMI provider
• Area: WMI
  
  Applies to: Windows Server 2008
  
  971403 - The "Win32_share" WMI class cannot enumerate file shares or create file shares on a node in a Windows Server 2008 failover cluster
• Area: WMI
  
  Applies to: Windows Server 2008
  
  970520 - The Wmiprvse.exe process creates a memory leak on a computer that is running Windows Server 2008 if you remotely monitor this process by using the WMI interface on a computer that is running Windows Server 2003 or Windows XP

Windows Server 2003

• Area: Windows Remote Management (WinRM)
  
  Applies to: Windows Server 2003 with SP1, Windows Server 2003 with SP2
  
  936059 - An update is available for the Windows Remote Management feature in Windows Server 2003 and in Windows XP

Additional resources

• For a list of recent Knowledge Base articles related to virtualization, see the Wiki article List of Microsoft Support Knowledge Base Articles related to Microsoft Virtualization Technologies for 2011.
• For a list of Hyper-V updates in Windows Server 2008 R2, see the TechNet article Hyper-V Update List for Windows Server 2008 R2.
• For a similar list for VMM 2012 (including both hotfixes and regular KB articles) please see List of Public Microsoft Support Knowledge Base (KB) Articles for System Center 2012 Virtual Machine Manager (VMM 2012)