Posts Tagged ‘sysprep’

VMware: Sysprep file locations and versions (1005593)

May 14th, 2009 3 comments
  • When attempting to customize the deployment of a virtual machine the radio buttons are disabled (greyed out).
  • When attempting to create a new virtual machine from a Template in ESX v3.5 you receive the following error message:
    Warning: Windows customization resources were not found on this server

The problem is seen when if Micosoft’s sysprep files are not found on the VirtualCenter host, or are not in the location they are expected.

This article guides you through the process of determining the correct version of sysprep to use and the correct locations for these files.

Microsoft has a different version of Sysprep for each release and service pack of Windows. According to Microsoft, "You need to use the version of Sysprep specific to the operating system you are deploying." For more information, see
Link valid as of May 27, 2008. If you find the link is broken, provide feedback and a VMware employee will update the article as necessary.

The differences are not immediately visible in the packaging and documentation of the service packs, so it is necessary to manually investigate.

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