Resolution:
Description:
===========
TIBCO BusinessEvents agent could not be started in multicast mode – Exeption java.net.UnknownHostException

Environment:
===========
TIBCO BusinessEvents 3.x/4.x
All Operating Systems


Symptoms:
=========
Startup failed with the following exception:

(Wrapped: Address=eth1)
java.net.UnknownHostException: eth1: eth1
      at java.net.InetAddress.getAllByName0(InetAddress.java:1145)
      at java.net.InetAddress.getAllByName(InetAddress.java:1072)
      at java.net.InetAddress.getAllByName(InetAddress.java:1008)
      at java.net.InetAddress.getByName(InetAddress.java:958)
      at com.tangosol.coherence.component.net.ClusterConfig.setGroupAddressString(ClusterConfig.CDB:14)
      at com.tangosol.coherence.component.net.ClusterConfig.fromXml(ClusterConfig.CDB:99)
      at com.tangosol.coherence.component.net.Cluster.configure(Cluster.CDB:10)
      at com.tangosol.coherence.component.util.SafeCluster.startCluster(SafeCluster.CDB:1)
      at com.tangosol.coherence.component.util.SafeCluster.restartCluster(SafeCluster.CDB:5)
      at com.tangosol.coherence.component.util.SafeCluster.ensureRunningCluster(SafeCluster.CDB:26)
      at com.tangosol.coherence.component.util.SafeCluster.start(SafeCluster.CDB:2)
      at com.tangosol.net.CacheFactory.ensureCluster(CacheFactory.java:951)
      at com.tangosol.net.DefaultConfigurableCacheFactory.ensureService(DefaultConfigurableCacheFactory.java:747)
      at com.tangosol.net.DefaultConfigurableCacheFactory.ensureService(DefaultConfigurableCacheFactory.java:294)
      at com.tibco.cep.runtime.service.om.coherence.cluster.CacheCluster.initCoherence(CacheCluster.java:904)
      at com.tibco.cep.runtime.service.om.coherence.cluster.CacheCluster.initialize(CacheCluster.java:1011)
      at com.tibco.cep.runtime.session.impl.RuleServiceProviderImpl.initCluster(RuleServiceProviderImpl.java:727)
      at com.tibco.cep.runtime.session.impl.RuleServiceProviderImpl.configure(RuleServiceProviderImpl.java:228)
      at com.tibco.cep.container.standalone.BEMain.jumpStart(BEMain.java:115)
      at com.tibco.cep.container.standalone.BEMain.main(BEMain.java:45)

Cause:
======
Mis-configuration

Resolution:
========
Define a valid cluster IP address (property: java.property.tangosol.coherence.clusteraddress) instead of using a string (in sample Exception "eth1").

Example:

java.property.tangosol.coherence.clusteraddress= 224.3.3.1