> It might be a matter of syntax.
> Did you purchase a fully licensed upgrade version of Vista Ultimate or a full retail licensed version of Vista Ultimate.
> I am assuming the latter, therefore installation of the Vista Home Premium version when XP Pro is the prior qualifying o/s requires a clean install.
> (i.e. it's not written anywhere but XP Pro to Home Premium is technically a downgrade).
> Xp Home and XP Media Center are the only in-place upgrades available when Vista Home Premium is being installed.
>
http://www.microsoft.com/windows/products/windowsvista/buyorupgrade/upgradepaths.mspx>
> ..winston
>
> "RDU" <RDU[ at ]discussions.microsoft.com> wrote in message news:8841E0AA-1A45-47E1-8404-BDCBB4E0B408[ at ]microsoft.com...
> : Ronnie--
> :
> : Please note that I corrected myself in a subsequent post. I purchased a
> : fully licensed version of ULTIMATE, not PREMIUM. The Premium version is what
> : is loaded on other computers under the family discount program.
> :
> : --Randy
> :
> : "Ronnie Vernon MVP" wrote:
> :
> : > RDU
> : >
> : > You are correct in your assumptions. You can only upgrade XP Pro with Vista
> : > Business or Ultimate. Any other version of Vista will require a clean
> : > install.
> : >
> : > --
> : >
> : > Ronnie Vernon
> : > Microsoft MVP
> : > Windows Shell/User
> : >
> : >
> : > "RDU" <RDU[ at ]discussions.microsoft.com> wrote in message
> : > news:F0423D6B-0A28-4D82-8DBF-635890E0B76C[ at ]microsoft.com...
> : > > Well Carey, you were right on that problem, thanks!
> : > >
> : > > Now, I've run into a new problem (though it may be my misunderstanding of
> : > > how the upgrade system works). I purchased a fully licensed copy of
> : > > Windows
> : > > Vista Home Premium. I also purchased an additional license for my laptop
> : > > via
> : > > the Windows Family Discount program.
> : > >
> : > > Well, it took the product key for the discount with no problem but would
> : > > not
> : > > upgrade over XP Pro. My only option was to do a clean install. Am I to
> : > > presume this is my only route & that I have to use the Easy Transfer tool
> : > > to
> : > > preserve my current settings, etc.?
> : > >
> : > > --Randy
> : > > "Carey Frisch [MVP]" wrote:
> : > >
> : > >> Your issue may occur if third-party DVD movie players or DVD disc
> : > >> creating programs,
> : > >> such as InterVideo Launcher or Nero 7 interfere with the reading of the
> : > >> Windows Vista
> : > >> DVD disc. To resolve this issue, uninstall the third-party burning
> : > >> program from the computer.
> : > >>
> : > >> --
> : > >> Carey Frisch
> : > >> Microsoft MVP
> : > >> Windows - Shell/User
> : > >>
> : > >> ---------------------------------------------------------------------------Â-----
> : > >>
> : > >> "RDU" wrote:
> : > >>
> : > >> When I attempted to install Vista on my HP laptop I received the
> : > >> following
> : > >> error dialog:
> : > >>
> : > >> "This disc contains a "UDF" file system and requires an operating system
> : > >> that supports the ISO-13346 "UDF" file system specification."
> : > >>
> : > >> This makes no sense as I'm trying to upgrade on a clean install of XP Pro
> : > >> with all updates through today.
> : > >>
> : > >> Ideas? Thanks.
> : > >>
> : >
>