Hi all, I am trying to cluster an application. I found the following exception stack trace. Hope there are very experts in this group, who involved in designing of Tomcat container and utilizing the tomcat too. Please respond me who ever have a very good idea about this.
* 11:22:51,362 ERROR [JBossCacheService] externalizeSession(): exception occurred externalizing session SessionBasedClusteredSession[id: jFdwj9uBb2SnaFbZjiTSaQ**.node1 lastAccessedTime: 1219729960683 version: 17 lastOutdated: 0] * * java.io.NotSerializableException: org.apache.catalina.connector.RequestFacade * * at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1156) * * at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509) * * at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474) * * at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392) * * at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) * * at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509) * * at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474) * * at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392) * * at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) * * at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509) * * at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474) * * at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392) * * at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) * * at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326) * * at java.util.concurrent.ConcurrentHashMap.writeObject(ConcurrentHashMap.java:1247) * * at sun.reflect.GeneratedMethodAccessor96.invoke(Unknown Source)* * at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) * * at java.lang.reflect.Method.invoke(Method.java:597)* * at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945) * * at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1461) * * at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392) * * at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) * * at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326) * * at org.jboss.web.tomcat.service.session.SessionBasedClusteredSession.writeExternal(SessionBasedClusteredSession.java:175) * * at org.jboss.web.tomcat.service.session.JBossCacheService.externalizeSession(JBossCacheService.java:1027) * * at org.jboss.web.tomcat.service.session.JBossCacheService.putSession(JBossCacheService.java:316) * * at org.jboss.web.tomcat.service.session.JBossCacheClusteredSession.processSessionRepl(JBossCacheClusteredSession.java:121) * * at org.jboss.web.tomcat.service.session.JBossCacheManager.processSessionRepl(JBossCacheManager.java:1097) * * at org.jboss.web.tomcat.service.session.JBossCacheManager.storeSession(JBossCacheManager.java:652) * * at org.jboss.web.tomcat.service.session.InstantSnapshotManager.snapshot(InstantSnapshotManager.java:49) * * at org.jboss.web.tomcat.service.session.ClusteredSessionValve.invoke(ClusteredSessionValve.java:98) * * at org.jboss.web.tomcat.service.session.JvmRouteValve.invoke(JvmRouteValve.java:84) * * at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) * * at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) * * at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) * * at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157) * * at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) * * at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262) * * at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:437) * * at org.apache.coyote.ajp.AjpProtocol$AjpConnectionHandler.process(AjpProtocol.java:366) * * at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446) * * at java.lang.Thread.run(Thread.java:619)* -- -Coolest Regards, Praveena Chalamcharla,