Whenever I enter Ambari I get the next error in a box with a green "okay" button. 500 status code received on GET method for API: /api/v1/clusters/datalakev02/requests?to=end&page_size=10&fields=Requests/end_time,Requests/id,Requests/progress_percent,Requests/request_context,Requests/request_status,Requests/start_time,Requests/cluster_name,Requests/user_name&minimal_response Then if I want to go to any configs of the services or restart something, I get a similar but shorter message: 500 status code received on GET method for API: /api/v1/clusters/datalakev02/kerberos_descriptors/COMPOSITE?evaluate_when=true I checked the ambari-server logs and I have only this message:   2024-08-28 03:05:10,868 WARN [ambari-hearbeat-monitor] HeartbeatMonitor:133 - Exception received java.lang.RuntimeException: Failed to construct cluster topology while replaying request: org.apache.ambari.server.topology.InvalidTopologyException: NAMENODE HA requires at least 2 hosts running NAMENODE but there are: 1 Hosts: [master03]   Is there any solution to this problem? I am running ambari 2.7.4 in a CentOS 7 VM ... View more