When a shutdown node within a WebLogic Server Cluster is brought back up again, the following error can be experienced:

<Oct 30, 2009 3:47:17 AM MDT> <Warning> <RMI> <BEA-080004> <An error was thrown by rmi server: weblogic.cluster.replication.ReplicationManager.update(Lweblogic.cluster.replication.ROID;ILjava.io.Serializable;Ljava.lang.Object;)
 java.lang.AssertionError: Found the session, but not the application. Double-check that proxy/loadbalancers are respecting session stickiness..
java.lang.AssertionError: Found the session, but not the application. Double-check that proxy/loadbalancers are respecting session stickiness.
at weblogic.cluster.replication.ReplicationManager.update(ReplicationManager.java:836)
at weblogic.cluster.replication.ReplicationManager_WLSkel.invoke(Unknown Source)
at weblogic.rmi.internal.BasicServerRef.invoke(BasicServerRef.java:589)
at weblogic.rmi.internal.BasicServerRef$1.run(BasicServerRef.java:477)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:363)
Truncated. see log file for complete stacktrace
>