I'm also getting the same issue but for me instead of taking my username.its showing user Anonymous.Can anyone suggest how should i resolve this issue? ... View more

Thank It is removed from Ambari 2.7 refer https://docs.hortonworks.com/HDPDocuments/Ambari-2.7.0.0/bk_ambari-upgrade/content/bhvr_changes_upgrade_hdp3_amb27.html ... View more