I’m facing an issue after I upgrade my Active Directory from Windows 2003 to Windows 2008 R2, when I run the Best Practices Analyzer from Server Manager for DNS, I got the attached error.
I’m getting this error in all DNS servers I have.
The DNS configure as Integrated DNS zone.
The following link attached with the error:
They mentioned backing up and restore the zone, but from where I have to do that? All servers have the same issue?