Error message while installing the SP2 updates

[Guest]

I have downloaded the critical updates for windowsxp SP2.But at the time of
installation I get a message"updates cannot be installed,the key product you
are using may not be valid.Please guide,

 

[TaurArian [MVP]]

http://support.microsoft.com/default.aspx?scid=kb;EN-US;883254
You receive a "The product key used to install Microsoft Windows may not be valid"
error message when you try to install Windows XP Service Pack 2
http://www.microsoft.com/resources/howtotell/ww/default.mspx
Use the Windows Validation Assistant

http://www.microsoft.com/resources/howtotell/ww/windows/default.mspx
Is your copy of Windows genuine

"Error in Installing the windowsxp SP2"