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Why am I getting an error when I try to run the Wizard in the AD migration tool?

I wonder if you can help with Microsoft's Active Directory Migration Tool. When I tried to run the Wizard, I found the message "The server is not operational.(Error Code=8250, domain= )
Generally, this error is indicating a problem with locating the appropriate services for the migration. You should run the NETDIAG.exe on the Win2k DC to see that everything is working appropriately. More often than not, it seems that DNS issues and DNS registration result in problems like this. If the DNS is a Windows 2000 server you should check that all of the appropriate entries on in their. You would have to turn on the advanced viewing mode in the DNS MMC. Look for the _pdc, _tcp and other entries that Win2k usually provides.

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