Question : event id 5774

i have this error in the event viewer ever 5 minutes.
event id 5774
source netlogon
category none
type error
description registration of the DNS record'_ldap._tcp. Default-first site name._sites.dc._msdcs.example.com' failed with the following error. DNS server was unable to interpret format.
please tell me how to get rid of this error.

Answer : event id 5774

Per recommendation, points refunded and question closed.

Netminder
CS Moderator