Hi Andrew,
You can't upgrade an installation at SP1 using the pre-SP1 disk, it won't
work. The disk used for upgrading has to be at the same service pack level
or higher.
--
Best of Luck,
Rick Rogers, aka "Nutcase" - Microsoft MVP
http://mvp.support.microsoft.com/
Windows help - www.rickrogers.org
My thoughts http://rick-mvp.blogspot.com
"Andrew Hodgson" <me3[ at ]privacy.net> wrote in message
news:cv73j4pjes1p5o6lukrimoqvfu86n726bi[ at ]news.giganews.com...
[Quoted Text] > Hi,
>
> On my machine I have Windows Vista (business EOpen licensed) and as I
> only downloaded it last week from MS it had service pack 1 integrated.
>
> If I need now to install the DVD components of this (to allow playback
> of DVDs etc), I understand I need to upgrade to Ultimate (to keep
> domain functionality).
>
> I happen to have a copy of Vista Ultimate (that came with the system
> originally under OEM license), but this is not SP1 (as the computer is
> nearly a year old).
>
> If I put that disk into the machine, and run the upgrade, will the
> whole system be wiped, or will just the ultimate parts of the system
> be added? What about the SP level on the machine (will it go back to
> pre-SP1)?
>
> Thanks.
> Andrew.
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