0 Replies Latest reply on Sep 10, 2008 2:05 AM by Srikanth Adapa

    java.lang.ClassNotFoundException: No ClassLoaders found for:

    Srikanth Adapa Newbie


      Hi all,

      I am trying to cluster 2 instances of jboss 4.2.2.GA version. When one of the server got down, the other instance which have to come to active have created this exception.

      11:05:01,787 ERROR [JBossCacheService] loadSession(): id: uraX8t4OqkB4S--w2TOLvw** exception occurred during deserialization
      java.lang.ClassNotFoundException: No ClassLoaders found for: com.casper.fw.lang.ColumnTitles
       at org.jboss.mx.loading.LoadMgr3.beginLoadTask(LoadMgr3.java:212)
       at org.jboss.mx.loading.RepositoryClassLoader.loadClassImpl(RepositoryClassLoader.java:521)
       at org.jboss.mx.loading.RepositoryClassLoader.loadClass(RepositoryClassLoader.java:415)
       at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
       at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
       at java.lang.Class.forName0(Native Method)
       at java.lang.Class.forName(Class.java:247)
       at java.io.ObjectInputStream.resolveClass(ObjectInputStream.java:604)
       at org.jboss.invocation.MarshalledValueInputStream.resolveClass(MarshalledValueInputStream.java:109)
       at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1575)
       at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1496)
       at java.io.ObjectInputStream.readArray(ObjectInputStream.java:1624)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1323)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at nextapp.echo2.app.event.EventListenerList.readObject(EventListenerList.java:141)
       at sun.reflect.GeneratedMethodAccessor142.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.HashMap.readObject(HashMap.java:1029)
       at sun.reflect.GeneratedMethodAccessor135.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at nextapp.echo2.app.event.EventListenerList.readObject(EventListenerList.java:141)
       at sun.reflect.GeneratedMethodAccessor142.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at nextapp.echo2.app.event.EventListenerList.readObject(EventListenerList.java:141)
       at sun.reflect.GeneratedMethodAccessor142.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readArray(ObjectInputStream.java:1667)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1323)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.Hashtable.readObject(Hashtable.java:859)
       at sun.reflect.GeneratedMethodAccessor153.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at nextapp.echo2.app.event.EventListenerList.readObject(EventListenerList.java:141)
       at sun.reflect.GeneratedMethodAccessor142.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.ArrayList.readObject(ArrayList.java:593)
       at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1945)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1869)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at java.util.concurrent.ConcurrentHashMap.readObject(ConcurrentHashMap.java:1275)
       at sun.reflect.GeneratedMethodAccessor163.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:597)
       at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1846)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
       at org.jboss.web.tomcat.service.session.SessionBasedClusteredSession.readExternal(SessionBasedClusteredSession.java:154)
       at org.jboss.web.tomcat.service.session.JBossCacheService.loadSession(JBossCacheService.java:278)
       at org.jboss.web.tomcat.service.session.JBossCacheManager.loadSession(JBossCacheManager.java:1010)
       at org.jboss.web.tomcat.service.session.JBossCacheManager.findSession(JBossCacheManager.java:782)
       at org.apache.catalina.connector.Request.doGetSession(Request.java:2283)
       at org.apache.catalina.connector.Request.getSession(Request.java:2075)
       at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:132)
       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)
      



      Hoping to have some suggestions by the clustering experts,

      Thank you in advance.