Attempting to add a new queue using YARN Queue Manager UI.  After saving, the following error message appears:   Validation failed for Add queue operation! Error message: <?xml version="1.0" encoding="UTF-8" standalone="yes"?> <RemoteException>     <exception>AuthorizationException</exception>     <message>Unable to obtain user name, user not authenticated</message>     <javaClassName>org.apache.hadoop.security.authorize.AuthorizationException</javaClassName> </RemoteException>   Environment:  CDP DC 7.1.4 Kerberized:  Yes TLS:  No LDAP/AD:  Yes   Checked Ranger logs and Audit logs, Yarn RM and security logs.  Couldn't find any related errors in those log files.  The Ranger Audit logs show the user accessing the YARN queue but does not show a denied result.  There are LDAP/AD related errors in Usersync...would that cause authentication issues for YARN Queue Manager? ... View more