Thanks Sergey,
My UAC was still on, and I discovered that by firing up the Command Console 'As an administrator' that the .MSI for the Sedna beta worked fine. I'm now sure I'll be shutting off UAC too - what a pain!

Rick

>Hi Rick,
>
>I just installed VFP9 and apply SP2 Beta and Sedna Beta w/o any problem on Vista Ultimate. My account is admin and freaking UAC is turned off.
>
>>Nope, I just rebuilt this system a couple weeks ago, and it's a clean install of VFP 9.0 followed by SP1, and then SP2 just yesterday.
>>