The following error occurred during the attempt to synchronize naming context %4 from Domain Controller %3 to Domain Controller ...

The following error occurred during the attempt to synchronize naming context %4 from Domain Controller %3 to Domain Controller %2:
%1
This operation will not continue.
This condition may be caused by a DNS lookup problem. For information about troubleshooting common DNS lookup problems, please see the following Microsoft Web site:
http://go.microsoft.com/fwlink/?LinkId=5171