The name "Donaminname :1d" could not be registered on the Interface with IP address X.X.X.X (windows 2003 DC or server). The machine with the IP address X.X.X.X (PDC emulator) did not allow the name to be claimed by this machine.

The solution is simple. type "nbtstat -r" on command prompt & disable computer browser service. It's an error caused by wins.