When you try to run the System Preparation Tool (Sysprep) in Windows Vista, and you use the /generalize option, you may receive the following error message:

A fatal error occurred while trying to Sysprep the machine.

The Setupper.log file may contain lines that resemble the following:
Error [0x0f0082] SYSPRP LaunchDll: Failure occurred while executing ‘C:\Windows\System32\slc.dll, SLReArmWindows’, returned error code -1073425657
Error [0x0f0070] SYSPRP RunExternalDlls: An error occurred while running registry sysprep DLLs, halting sysprep execution. dwRet = -1073425657
Error [0x0f00a8] SYSPRP WinMain: Hit failure while processing sysprep generalize providers; hr = 0xc004d307
Note The Setupper.log file is located in the \Windows\System32\Sysprep\Panther folder.