APM WV is not able to connect to MOM, we can see that the port connection to the Mom in active on 5001, below is the error observer in the Webview (WV) logs.
[ERROR] [WebServer.RemoteClientConnectionManager] Unable to connect to EM rr-apm-middleware-01.ams1907.com:5001,com.wily.isengard.postofficehub.link.net.DefaultSocketFactory - java.net.SocketTimeoutException: Read timed out
[WARN] [WebServer.RemoteClientConnectionManager] Unable to connect to EM. Will try again every 10 seconds
Release : 10.7.0
Component : APM Agents
Connectivity issue due to unstable cluster
Configuration change to ban some problematic Agents with firewall issue helped to stabilize the cluster.