All users are not able to login to JIRA, Looks like authentication failure, please see the below logs:
[c.a.c.manager.application.ApplicationServiceGeneric] Directory 'Active Directory server' is not functional during authentication of 'XXXXXXX'. Skipped.
st/auth/latest/session [c.a.c.manager.application.ApplicationServiceGeneric] Directory 'Active Directory server' is not functional during authentication of 'SHA-KIRA-CLIENT'. Skipped.