Upon enabling the "EXTENDED" LDAP log level in /etc/raas/raas and restarting RAAS service, the following error appeared in the '/var/log/raas/raas' log.
[org_id:None][var.lib.raas.unpack._MEIwsMSbn.raas.mods.auth.ldap ][DEBUG :216 ][Webserver:969862] No DN passed or DN search failed. Running _get_auth_backend_user with this search_filter: (&(objectclass=#####)(sAMAccountName=##########))
[org_id:None][var.lib.raas.unpack._MEIwsMSbn.raas.mods.auth.ldap ][DEBUG :216 ][Webserver:969862] Could not find any user using '(&(objectclass=#####)(sAMAccountName=##########))' as the search filter in the ldap backend under the ldap-uat-#### configuration.
Aria Automation Config 8.x
This issue occurred as Role-Based Access Control was not enabled for the LDAP users.
Configuring directory services using the LDAP protocol
Follow the below steps to resolve this issue:
1. Remove the user from Aria Automation Config UI.
Administration >> Authentication >> Select the LDAP Configuration >> Users.
Select the user >> Click "Delete".
2. Re-validate the LDAP connection in the Aria Automation UI and confirm the user has been rediscovered.
3. Enable the User.
4. Define Role-Based Access Control (RBAC) settings.
5. Re-attempt logging into the Aria Automation UI with the LDAP user.