Check the NTFS security on the %systemroot%\WINDOWS\Installer folder and it's contents. (Also on the prefetch folder. ) It should at least have the following perms set:
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Type: Posts; User: Tommymac
Check the NTFS security on the %systemroot%\WINDOWS\Installer folder and it's contents. (Also on the prefetch folder. ) It should at least have the following perms set:
Administrators Full...