1. Services: Stop Defender Log Services
Domain | DC | DN=Program Data | CN=Quest Software | CN=Defender
CN=Computers | CN=DEFENDER | CN=Quest.Defender.LogReceiver properties|ServiceDNSName "Name of server" needs to be named correctly.
3. Save then reopen to make sure the name actually changed.
4. Services: Start Defender Log Services
Issue: The customer changed the server name after they installed they installed the Defender software.