I have a Server 2012 DC on a Server 03 Domain. On 1 of my DCs if I run gpupdate I get
Computer policy could not be updated successfully. The following errors were encountered:
The processing of Group Policy failed. Windows could not authenticate to the Active Directory service on a domain controller. (LDAP Bind function call failed).Look in the details tab for error code and description.
User Policy update has completed successfully.
To diagnose the failure, review the event log or run GPRESULT /H GPReport.html f
rom the command line to access information about Group Policy results.
Everything appears to be running fine as far as I can tell.