In process of authorization user when user has a list of group, and one of them too long as example: memberOf: cn=DMB - System Administration Department - System Administrator,cn= DMB - System Administration Department,cn=DMB - Internal IT Support Departmen t,cn=DMB - Infrastructure Department,cn=DMB - Global Finance Department,cn=DM B - Global Services,cn=DMB - Corporate,cn=Departments,cn=Example,cn=Tenants,cn =Access Control Root,ou=Keycloak,ou=Groups,dc=example,dc=com and target group for authorization located after that group, freeradius authorization process rejecting request with login incorrect: Auth: (0) Login incorrect (Group DN "cn=DMB - System Administration Department - System Administrator,cn=DMB - System Administration Department,cn=DMB - Internal IT Support Department,cn=DMB - Infrastructure Department,cn=DMB - Global Finance Department,cn=DMB - Global Services,cn=: [username] (from client Incubator_switch port 0)