DNS ERROR EVENT ID 4015

HI,

We have 2 servers Windows 2012 and Windows 2003. I keep getting this error on our windows 2012 server, please let me know what can i do to resolve this issue.

thanks

Log Name:      DNS Server
Source:        Microsoft-Windows-DNS-Server-Service
Date:          2013-07-30 10:35:35 AM
Event ID:      4015
Task Category: None
Level:         Error
Keywords:      Classic
User:          N/A
Computer:      MAIN-SERVER.MAIN-CANADA.local
Description:
The DNS server has encountered a critical error from the Active Directory. Check that the Active Directory is functioning properly. The extended error debug information (which may be empty) is "". The event data contains the error.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="Microsoft-Windows-DNS-Server-Service" Guid="{71A551F5-C893-4849-886B-B5EC8502641E}" EventSourceName="DNS" />
    <EventID Qualifiers="49152">4015</EventID>
    <Version>0</Version>
    <Level>2</Level>
    <Task>0</Task>
    <Opcode>0</Opcode>
    <Keywords>0x80000000000000</Keywords>
    <TimeCreated SystemTime="2013-07-30T14:35:35.000000000Z" />
    <EventRecordID>361385</EventRecordID>
    <Correlation />
    <Execution ProcessID="0" ThreadID="0" />
    <Channel>DNS Server</Channel>
    <Computer>MAIN-SERVER.MAIN-CANADA.local</Computer>
    <Security />
  </System>
  <EventData Name="DNS_EVENT_DS_INTERFACE_ERROR">
    <Data Name="param1">
    </Data>
    <Binary>51000000</Binary>
  </EventData>
</Event>