When I try to deploy the sample app (in C:\jboss-EJB-3.0_Preview_5\docs\tutorial\entity), the deployment fails with the following stack trace.
--- MBEANS THAT ARE THE ROOT CAUSE OF THE PROBLEM ---
ObjectName: jboss.j2ee:service=EJB3,module=tutorial.ejb3
State: FAILED
Reason: java.lang.NoSuchMethodError: org.hibernate.cfg.AnnotationConfiguration
.addAnnotatedClasses(Ljava/util/List;)Lorg/hibernate/cfg/AnnotationConfiguration
;