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Problem with message driven beans

Tirthankar Dutta Chaudhuri
Ranch Hand

Joined: Feb 26, 2005
Posts: 48
Hi ,
i am using WAS (websphere application server ) 6.0 and IBM websphere MQ 5.3. My message driven bean is giving the following exception .
thanks in advance .
Tirthankar Dutta Chaudhuri .

1/30/06 11:10:48:699 IST] 00000038 ExceptionUtil E CNTR0020E: EJB threw an unexpected (non-declared) exception during invocation of method "onMessage" on bean "BeanId(TestMdb#MDB.jar#MyMDB, null)". Exception data: java.lang.reflect.InvocationTargetException
at sun.reflect.GeneratedMethodAccessor30.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java(Compiled Code))
at java.lang.reflect.Method.invoke(Method.java(Compiled Code))
at com.ibm.ejs.jms.listener.ServerSessionDispatcher.dispatch(ServerSessionDispatcher.java:37)
at com.ibm.ejs.container.MDBWrapper.onMessage(MDBWrapper.java:91)
at com.ibm.ejs.container.MDBWrapper.onMessage(MDBWrapper.java:127)
at com.ibm.ejs.jms.listener.ServerSession.run(ServerSession.java:456)
at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java(Compiled Code))
Caused by: java.lang.ClassCastException: ejbs.MyMDBBean
at com.ibm.ejs.jms.listener.ServerSession.connectionConsumerOnMessage(ServerSession.java:809)
at com.ibm.ejs.jms.listener.ServerSession.onMessage(ServerSession.java:614)
at com.ibm.ejs.jms.listener.ServerSession.dispatch(ServerSession.java:581)
... 8 more
Roger Chung-Wee
Ranch Hand

Joined: Sep 29, 2002
Posts: 1683
The relevant lines in your stack trace:

SCJP 1.4, SCWCD 1.3, SCBCD 1.3
Have you checked out Aspose?
subject: Problem with message driven beans
jQuery in Action, 3rd edition