Try to upgrade WIndows Installer to the version 2.0

>my VFP 7 is MSDN subsription .
>I don't why I can't install the SP1 which is download
>from Mircosoft web site ?
>is my VFP 7 MSDN version can't use this SP1?
>Any people can help me !
>(* when I click on the SP1 file it prompt a dialog to tell me
>to choice install the SP or not . I click yes then
>nothing happen and the installation process cancel )