Adding a second domain controller to Windows 2003 domain

Posted on 2007-07-21
Last Modified: 2010-04-18
"The version of the Active Directory schema of the source forest is not compatible with the version of Active Directory on this computer."
Question by:loudharry
    LVL 6

    Accepted Solution

    Did you try this MSDN's artical?
    LVL 23

    Expert Comment

    Looks like you are installing a w2k3 R2 DC in your existing domain. You need to run forestprep on your root DC before installing AD on the new server. You can find the forestprep tool on your w2k3 R2 installion CDs.

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