java.lang.NullPointerException
[hibernatetool] 	at org.hibernate.cfg.annotations.EntityBinder.processComplementaryTableDefinitions(EntityBinder.java:786)
[hibernatetool] 	at org.hibernate.cfg.AnnotationBinder.bindClass(AnnotationBinder.java:776)
[hibernatetool] 	at org.hibernate.cfg.AnnotationConfiguration.processArtifactsOfType(AnnotationConfiguration.java:498)
[hibernatetool] 	at org.hibernate.cfg.AnnotationConfiguration.secondPassCompile(AnnotationConfiguration.java:277)
[hibernatetool] 	at org.hibernate.cfg.Configuration.buildMappings(Configuration.java:1115)
[hibernatetool] 	at org.hibernate.ejb.Ejb3Configuration.buildMappings(Ejb3Configuration.java:1269)
[hibernatetool] 	at org.hibernate.ejb.EventListenerConfigurator.configure(EventListenerConfigurator.java:150)
[hibernatetool] 	at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:888)
[hibernatetool] 	at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:186)
[hibernatetool] 	at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:246)
[hibernatetool] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[hibernatetool] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
[hibernatetool] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
[hibernatetool] 	at java.lang.reflect.Method.invoke(Method.java:597)
[hibernatetool] 	at org.hibernate.tool.ant.JPAConfigurationTask.createConfiguration(JPAConfigurationTask.java:43)
[hibernatetool] 	at org.hibernate.tool.ant.ConfigurationTask.getConfiguration(ConfigurationTask.java:54)
[hibernatetool] 	at org.hibernate.tool.ant.HibernateToolTask.getConfiguration(HibernateToolTask.java:302)
[hibernatetool] 	at org.hibernate.tool.ant.HibernateToolTask.getProperties(HibernateToolTask.java:318)
[hibernatetool] 	at org.hibernate.tool.ant.ExporterTask.configureExporter(ExporterTask.java:94)
[hibernatetool] 	at org.hibernate.tool.ant.ExporterTask.execute(ExporterTask.java:39)
[hibernatetool] 	at org.hibernate.tool.ant.HibernateToolTask.execute(HibernateToolTask.java:186)
[hibernatetool] 	at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
[hibernatetool] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[hibernatetool] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
[hibernatetool] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
[hibernatetool] 	at java.lang.reflect.Method.invoke(Method.java:597)
[hibernatetool] 	at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
[hibernatetool] 	at org.apache.tools.ant.Task.perform(Task.java:348)
[hibernatetool] 	at org.apache.tools.ant.Target.execute(Target.java:357)
[hibernatetool] 	at org.apache.tools.ant.helper.ProjectHelper2.parse(ProjectHelper2.java:140)
[hibernatetool] 	at org.eclipse.ant.internal.ui.antsupport.InternalAntRunner.parseBuildFile(InternalAntRunner.java:191)
[hibernatetool] 	at org.eclipse.ant.internal.ui.antsupport.InternalAntRunner.run(InternalAntRunner.java:400)
[hibernatetool] 	at org.eclipse.ant.internal.ui.antsupport.InternalAntRunner.main(InternalAntRunner.java:137)
[hibernatetool]  processComplementaryTableDefinitions