Hi Arvind , Can you check the Ambari server logs to see what error you are getting. If you are seeing something like this :   Caused by: org.apache.ambari.server.AmbariException: Base url is missing for request RepositoryRequest   Try to add this :  gpl.license.accepted=true" in /etc/ambari-server/conf/ambari.properties and restart ambari-server.   ... View more