[jboss-user] [EJB 3.0] - Unable to deploy an Entity Bean

[maha79]

When i am deploying apllication in jboss-4.2.2.GA i am getting the exception.

 Problem creating service jboss.j2ee:service=EJB3,module=BookEx.jar
java.lang.NoClassDefFoundError: org/hibernate/cfg/EJB3DTDEntityResolver
        at org.jboss.ejb3.Ejb3Deployment.initializePersistenceUnits(Ejb3Deployment.java:535)
        at org.jboss.ejb3.Ejb3Deployment.create(Ejb3Deployment.java:329)
        at org.jboss.ejb3.Ejb3Module.createService(Ejb3Module.java:77)
        at org.jboss.system.ServiceMBeanSupport.jbossInternalCreate(ServiceMBeanSupport.java:260)
        at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:243)
        at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)
        at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
        at org.jboss.mx.server.Invocation.invoke(Invocation.java:86)
        at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
        at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
        at org.jboss.system.ServiceController$ServiceProxy.invoke(ServiceController.java:978)
        at $Proxy0.create(Unknown Source)

- MBeans waiting for other MBeans ---
ObjectName: jboss.j2ee:service=EJB3,module=BookEx.jar
  State: FAILED
  Reason: java.lang.NoClassDefFoundError: org/hibernate/cfg/EJB3DTDEntityResolver

--- MBEANS THAT ARE THE ROOT CAUSE OF THE PROBLEM ---
ObjectName: jboss.j2ee:service=EJB3,module=BookEx.jar
  State: FAILED
  Reason: java.lang.NoClassDefFoundError: org/hibernate/cfg/EJB3DTDEntityResolver




  persistence.xml is 

<persistence-unit name="BookEntity" transaction-type="JTA">
		<jta-data-source>java:/EntityMySqlDS</jta-data-source>
		
	    
		
		
	</persistence-unit>


even i include these jars in the manifest file 
1.jbossall-client.jar
2.ejb3-persistence.jar
3.jboss-ejb3x.jar

Any help ?










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