SP2 Setup Error 'Access Denied

I get about halfway through the installation of SP2 when I get this error of
Access Denied. What is going on with the installation?

You receive an "Access is denied" error message when you try to install Windows XP Service
Pack 2
http://support.microsoft.com/?kbid=873148

"Access Denied" error when trying to install SP2
http://forum.aumha.org/viewtopic.php?t=8125


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TaurArian [MS-MVP] 2005-2007 - Australia
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"konken" <> wrote in message
news:99CBC584-FDC5-4B03-9958-...
|I get about halfway through the installation of SP2 when I get this error of
| Access Denied. What is going on with the installation?