The following error is reported when attempting to renew Kerberos credentials
[dublin1@linux2 root]$ /opt/quest/bin/vastool kinit -R
ERROR: Could not renew credential
ERROR: VAS_ERR_KRB5: Kerberos error
Failed to obtain credentials. Client: dublin1@OICRK1.LAB, Service: krbtgt/OICRK1.LAB@OICRK1.LAB, Server: (null)
KRB5KDC_ERR_BADOPTION (-1765328371): KDC can't fulfill requested option
The Microsoft security patch (KB4586830), released during November 2020, includes an update which when installed on domain controllers will refuse to renew existing service tickets and Ticket-Granting Tickets (TGT)s
Update all Domain Controller's with Microsoft security patches which have a release date on or after 08 December 2020.