Ok, I solved this one. This error results from having an entity class which is not annotated with @Entity.
Now I am trying to get a @PrePersist method called from a MappedSuperclass in its derived Entity. Are there any known bugs preventing this from working? -Marc On 10/31/07, Marc Siegel <[EMAIL PROTECTED]> wrote: > Hi Patrick, > > > The original source code contribution came from BEA, and BEA is > > actively involved in OpenJPA (I'm a BEA employee, for example). There > > are other folks employed by other organizations involved in the > > project to varying degrees as well; I'll leave it to them to declare > > themselves so that I don't forget anyone and feel bad about it. > > > > But if you're looking for somewhere to send some beer to or something, > > I'm sure you won't get any objections, of course. > > Heh, any beer-sending will have to be after I succeed in getting this > project to work! > > Can you shed any light on this stack trace by any chance? > > Thanks, > -Marc > > > Exception in thread "main" <openjpa-1.0.0-r420667:568756 fatal general > error> org.apache.openjpa.persistence.PersistenceException: null > at > org.apache.openjpa.kernel.AbstractBrokerFactory.loadPersistentTypes(AbstractBrokerFactory.java:303) > at > org.apache.openjpa.kernel.AbstractBrokerFactory.newBroker(AbstractBrokerFactory.java:197) > at > org.apache.openjpa.kernel.DelegatingBrokerFactory.newBroker(DelegatingBrokerFactory.java:142) > at > org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:192) > at > org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:145) > at > org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:56) > at com.leadgenllc.lib.Joe.initialize(Joe.java:70) > at com.leadgenllc.lib.Joe.<init>(Joe.java:30) > at com.leadgenllc.testapp.joe.JoeTestApp.main(JoeTestApp.java:12) > Caused by: java.lang.NullPointerException > at > org.apache.openjpa.enhance.ManagedClassSubclasser.setDetachedState(ManagedClassSubclasser.java:275) > at > org.apache.openjpa.enhance.ManagedClassSubclasser.configureMetaData(ManagedClassSubclasser.java:213) > at > org.apache.openjpa.enhance.ManagedClassSubclasser.prepareUnenhancedClasses(ManagedClassSubclasser.java:137) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:585) > at > org.apache.openjpa.kernel.AbstractBrokerFactory.loadPersistentTypes(AbstractBrokerFactory.java:287) > ... 8 more >
