java.lang.IllegalStateException: The current thread is not running userActionTask()
   at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper.assertUserActionTaskThread(AnnotationModelHelper.java:317)
   at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper.getCompilationController(AnnotationModelHelper.java:289)
   at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.PersistentObject.getTypeElement(PersistentObject.java:75)
   at org.netbeans.modules.j2ee.persistenceapi.metadata.orm.annotation.EntityImpl.getTable(EntityImpl.java:200)
   at org.netbeans.modules.j2ee.persistence.wizard.fromdb.JavaPersistenceGenerator.processEntities(JavaPersistenceGenerator.java:312)
   at org.netbeans.modules.j2ee.persistence.wizard.fromdb.JavaPersistenceGenerator.access$000(JavaPersistenceGenerator.java:104)
   at org.netbeans.modules.j2ee.persistence.wizard.fromdb.JavaPersistenceGenerator$2.stateChanged(JavaPersistenceGenerator.java:300)
   at org.openide.util.ChangeSupport.fireChange(ChangeSupport.java:133)
   at org.openide.util.ChangeSupport.fireChange(ChangeSupport.java:119)
   at org.netbeans.modules.j2ee.persistence.util.MetadataModelReadHelper$2.run(MetadataModelReadHelper.java:267)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1452)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2032)