The DNS server was unable to delete zone {0} in the Active Directory. Check that the Active Directory is functioning properly. ...

The DNS server was unable to delete zone {0} in the Active Directory.  Check that the Active Directory is functioning properly.  Note that this zone will not be removed from the directory unless you retry deleting of the zone using the DNS console. The event data contains the error. For more information see "Add and Remove Zones" in the online Help.