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Thursday, February 3, 2022

DNS Event 4015 on Windows 2012 R2 Domain Controller

Description:

At DNS Server which also a Domain Controller, you notice the Event Viewer is full with the following error.

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
0000051B: AtrErr: DSID-031508EF, #1:0: 0000051B: DSID-031508EF, problem 1005 (CONSTRAINT_ATT_TYPE), data 0, Att 20119 (nTSecurityDescriptor).

Resolution:

Enabled AD diagnostic logging, Enabled Directory access key and set the value to 5.
Look for Event ID 1175 at event viewer and noticed the Object Distinguished Name. You may need to change the ownership of that AD Object to SYSTEM and restarted the DNS service on the domain controller.

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