This is a follow up to
Trying to upgrade from 2003 standart to R2. I have 3 DC.
when insert second R2 CD promted for the key and then getting a pop up saying that I have to first run
adprep from R2 CD on the chema master DC first.
I already have Exchange 2007 installed and ran adprep for it. What happend if I ran adprep from R2 now?
can I get into trouble with it?