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Article ID: 2512451 - Last Review: April 13, 2011 - Revision: 3.0


WMI class Win32_PerfFormattedData_TermService_TerminalServices is missing from Windows Vista Service Pack 1, Windows 7, Windows Server 2008 Service Pack 1 and Windows Server 2008 R2.


Win32_PerfFormattedData_TermService_TerminalServices has been renamed to Win32_PerfRawData_LocalSessionManager_TerminalServices in the operating systems listed above.


Please use this WMI class Win32_PerfRawData_LocalSessionManager_TerminalServices on these operating systems.
Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use ( for other considerations.

  • Windows Server 2008 R2 Datacenter
  • Windows Server 2008 R2 Enterprise
  • Windows Server 2008 R2 Foundation
  • Windows Server 2008 R2 Standard
  • Windows 7 Starter
  • Windows 7 Home Basic
  • Windows 7 Home Premium
  • Windows 7 Professional
  • Windows 7 Enterprise
  • Windows 7 Ultimate
  • Windows Server 2008 Datacenter
  • Windows Server 2008 Enterprise
  • Windows Server 2008 for Itanium-Based Systems
  • Windows Server 2008 Foundation
  • Windows Server 2008 Standard
  • Windows Vista Service Pack 1
  • Windows Vista Service Pack 2
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