Error while starting OAM servers in clustered environment. Below error has been logged while starting up the servers.
(thread=Cluster, member=n/a): This member is not authorized to join the cluster. Rejected by Member(Id=1, Timestamp=2017-06-29 12:53:04.123, Address=192.168.24.12:9095, MachineId=1901, Location=site:lda,machine:OAMHOST01,process:916, Role=WeblogicServer).> (thread=[ACTIVE] ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)', member=n/a): Error while starting cluster: java.lang.RuntimeException: Failed to start Service "Cluster" (ServiceState=SERVICE_STOPPED, STATE_JOINING)
All the nodes must have a valid and identical Well Known Address (WKA) list. An empty WKA list will prevent the nodes from forming a cluster. Continue reading