Class loader Exception

[sparthan]

Hi all,

I am trying to cluster an application of which I found the following exception which is stopping the application to continue. Please suggest me with ur valuable statements and make the thread active.

18:05:40,079 ERROR [JBossCacheService] loadSession(): id: kAs1S01Jzgxihdk9rV9M9w** exception occurred during deserialization
java.lang.ClassNotFoundException: No ClassLoaders found for: nextapp.echo2.app.FillImage
 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:269)
 at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:337)
 at java.lang.Class.forName0(Native Method)
 at java.lang.Class.forName(Class.java:265)
 at java.io.ObjectInputStream.resolveClass(ObjectInputStream.java:622)
 at org.jboss.invocation.MarshalledValueInputStream.resolveClass(MarshalledValueInputStream.java:109)
 at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1593)
 at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1514)
 at java.io.ObjectInputStream.readArray(ObjectInputStream.java:1642)
 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1341)
 at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964)
 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888)
 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
 at java.io.ObjectInputStream.readArray(ObjectInputStream.java:1685)
 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1341)
 at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964)
 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888)
 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
 at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
 at java.util.HashMap.readObject(HashMap.java:1048)
 at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 at java.lang.reflect.Method.invoke(Method.java:623)
 at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:992)
 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866)
 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
 at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
 at java.util.HashMap.readObject(HashMap.java:1048)
 at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 at java.lang.reflect.Method.invoke(Method.java:623)
 at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:992)
 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866)
 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
 at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964)
 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888)
 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
 at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964)
 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888)
 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
 at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964)
 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888)
 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
 at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
 at java.util.concurrent.ConcurrentHashMap.readObject(ConcurrentHashMap.java:1312)
 at sun.reflect.GeneratedMethodAccessor100.invoke(Unknown Source)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 at java.lang.reflect.Method.invoke(Method.java:623)
 at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:992)
 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866)
 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
 at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
 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:675)

Thank you in advance.

[justkeys]

It looks like the lib folders of your jbosses are not in sync: did you copy the echo2-jar in the /lib of each jboss node? Or is it packaged inside your ear file?