NPE after importing ui project from WFK 2.3 ------------------------------------------- Key: JBIDE-16612 URL: https://issues.jboss.org/browse/JBIDE-16612 Project: Tools (JBoss Tools) Issue Type: Bug Components: hibernate, upstream Affects Versions: 4.2.0.Alpha2 Environment: JBDS 8.0.Alpha2b, Linus 64, Fedora 19, OpenJDK 1.7 Reporter: Jiri Peterka Assignee: Koen Aers Priority: Critical Fix For: LATER Attachments: npe-ui-prj-hibernate.png After import there are multiple errors in error log {code} java.lang.NullPointerException at org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaPersistentAttribute.getMappingKey(AbstractJavaPersistentAttribute.java:212) at org.eclipse.jpt.jpa.core.internal.jpa1.context.AbstractPersistentAttributeValidator.validate(AbstractPersistentAttributeValidator.java:33) at org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaPersistentAttribute.validateAttribute(AbstractJavaPersistentAttribute.java:646) at org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaPersistentAttribute.validate(AbstractJavaPersistentAttribute.java:641) at org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaPersistentType.validateAttribute(AbstractJavaPersistentType.java:858) at org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaPersistentType.validateAttributes(AbstractJavaPersistentType.java:852) at org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaPersistentType.validate(AbstractJavaPersistentType.java:838) at org.eclipse.jpt.jpa.core.internal.jpa1.context.persistence.GenericClassRef.validateJavaManagedType(GenericClassRef.java:444) at org.eclipse.jpt.jpa.core.internal.jpa1.context.persistence.GenericClassRef.validate(GenericClassRef.java:438) at org.eclipse.jpt.jpa.core.internal.context.persistence.AbstractPersistenceUnit.validateClassRefs(AbstractPersistenceUnit.java:2403) at org.eclipse.jpt.jpa.core.internal.context.persistence.AbstractPersistenceUnit.validate(AbstractPersistenceUnit.java:2285) at org.eclipse.jpt.jpa.core.internal.jpa1.context.persistence.GenericPersistence.validatePersistenceUnit(GenericPersistence.java:347) at org.eclipse.jpt.jpa.core.internal.jpa1.context.persistence.GenericPersistence.validate(GenericPersistence.java:303) at org.eclipse.jpt.jpa.core.internal.jpa1.context.persistence.GenericPersistenceXml.validate(GenericPersistenceXml.java:243) at org.eclipse.jpt.jpa.core.internal.jpa1.context.GenericContextRoot.validate(GenericContextRoot.java:248) at org.eclipse.jpt.jpa.core.internal.AbstractJpaProject.validate(AbstractJpaProject.java:1459) at org.jboss.tools.hibernate.jpt.core.internal.HibernateJpaProject.validate(HibernateJpaProject.java:289) at org.eclipse.jpt.jpa.core.internal.AbstractJpaProject.getValidationMessages(AbstractJpaProject.java:1447) at org.eclipse.jpt.jpa.core.internal.InternalJpaProjectManager.buildValidationMessages_(InternalJpaProjectManager.java:584) at org.eclipse.jpt.jpa.core.internal.InternalJpaProjectManager$BuildValidationMessagesCommand.execute(InternalJpaProjectManager.java:572) at org.eclipse.jpt.common.core.internal.utility.command.CommandJobCommandAdapter.execute(CommandJobCommandAdapter.java:50) at org.eclipse.jpt.common.core.internal.utility.command.JobCommandJob.run(JobCommandJob.java:42) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53) {code} {code} java.lang.NullPointerException at org.eclipse.jpt.jpa.ui.internal.structure.MappingStructureItemLabelProviderFactory$AttributeMappingImageDescriptorTransformer.getJpaPlatformUi(MappingStructureItemLabelProviderFactory.java:192) at org.eclipse.jpt.jpa.ui.internal.structure.MappingStructureItemLabelProviderFactory$AttributeMappingImageDescriptorTransformer.getAttributeMappingUiDefinition(MappingStructureItemLabelProviderFactory.java:187) at org.eclipse.jpt.jpa.ui.internal.structure.MappingStructureItemLabelProviderFactory$AttributeMappingImageDescriptorTransformer.transform(MappingStructureItemLabelProviderFactory.java:182) at org.eclipse.jpt.jpa.ui.internal.structure.MappingStructureItemLabelProviderFactory$AttributeMappingImageDescriptorTransformer.transform(MappingStructureItemLabelProviderFactory.java:1) at org.eclipse.jpt.common.utility.internal.model.value.TransformationPropertyValueModel.transform(TransformationPropertyValueModel.java:113) at org.eclipse.jpt.common.utility.internal.model.value.TransformationPropertyValueModel.engageModel(TransformationPropertyValueModel.java:137) at org.eclipse.jpt.common.utility.internal.model.value.AbstractPropertyValueModel.addPropertyChangeListener(AbstractPropertyValueModel.java:83) at org.eclipse.jpt.common.ui.internal.jface.AbstractModelItemLabelProvider.<init>(AbstractModelItemLabelProvider.java:65) at org.eclipse.jpt.common.ui.internal.jface.ModelItemExtendedLabelProvider.<init>(ModelItemExtendedLabelProvider.java:48) at org.eclipse.jpt.jpa.ui.internal.structure.MappingStructureItemLabelProviderFactory.buildPersistentAttributeProvider(MappingStructureItemLabelProviderFactory.java:143) at org.eclipse.jpt.jpa.ui.internal.platform.generic.GenericNavigatorItemLabelProviderFactory.buildPersistentAttributeProvider(GenericNavigatorItemLabelProviderFactory.java:150) at org.eclipse.jpt.jpa.ui.internal.platform.generic.GenericNavigatorItemLabelProviderFactory.buildProvider(GenericNavigatorItemLabelProviderFactory.java:78) at org.eclipse.jpt.jpa.ui.internal.navigator.JpaNavigatorItemLabelProviderFactory.buildProvider(JpaNavigatorItemLabelProviderFactory.java:37) at org.eclipse.jpt.common.ui.internal.jface.AbstractItemStructuredStateProviderManager.addLabelProvider(AbstractItemStructuredStateProviderManager.java:245) at org.eclipse.jpt.common.ui.internal.jface.AbstractItemStructuredStateProviderManager.add(AbstractItemStructuredStateProviderManager.java:241) at org.eclipse.jpt.common.ui.internal.jface.ItemTreeStateProviderManager.add(ItemTreeStateProviderManager.java:118) at org.eclipse.jpt.common.ui.internal.jface.AbstractItemStructuredStateProviderManager.addAll(AbstractItemStructuredStateProviderManager.java:220) at org.eclipse.jpt.common.ui.internal.jface.ItemTreeStateProviderManager.add(ItemTreeStateProviderManager.java:121) at org.eclipse.jpt.common.ui.internal.jface.AbstractItemStructuredStateProviderManager.addAll(AbstractItemStructuredStateProviderManager.java:220) at org.eclipse.jpt.common.ui.internal.jface.ItemTreeStateProviderManager.add(ItemTreeStateProviderManager.java:121) at org.eclipse.jpt.common.ui.internal.jface.AbstractItemStructuredStateProviderManager.addAll(AbstractItemStructuredStateProviderManager.java:220) at org.eclipse.jpt.common.ui.internal.jface.ItemTreeStateProviderManager.add(ItemTreeStateProviderManager.java:121) at org.eclipse.jpt.common.ui.internal.jface.AbstractItemStructuredStateProviderManager.addAll(AbstractItemStructuredStateProviderManager.java:220) at org.eclipse.jpt.common.ui.internal.jface.ItemTreeStateProviderManager.add(ItemTreeStateProviderManager.java:121) at org.eclipse.jpt.common.ui.internal.jface.AbstractItemStructuredStateProviderManager.addAll(AbstractItemStructuredStateProviderManager.java:231) at org.eclipse.jpt.common.ui.internal.jface.ItemTreeStateProviderManager.childrenChanged_(ItemTreeStateProviderManager.java:110) at org.eclipse.jpt.common.ui.internal.jface.ItemTreeStateProviderManager.childrenChanged(ItemTreeStateProviderManager.java:105) at org.eclipse.jpt.common.ui.internal.jface.ModelItemTreeContentProvider.notifyManager(ModelItemTreeContentProvider.java:63) at org.eclipse.jpt.common.ui.internal.jface.ModelItemContentProvider.childrenAdded_(ModelItemContentProvider.java:119) at org.eclipse.jpt.common.ui.internal.jface.ModelItemContentProvider.childrenAdded(ModelItemContentProvider.java:113) at org.eclipse.jpt.common.ui.internal.jface.ModelItemContentProvider$ChildrenListener.itemsAdded(ModelItemContentProvider.java:92) at org.eclipse.jpt.common.ui.internal.swt.listeners.SWTCollectionChangeListenerWrapper.forward(SWTCollectionChangeListenerWrapper.java:51) at org.eclipse.jpt.common.ui.internal.swt.listeners.SWTCollectionChangeListenerWrapper.forward(SWTCollectionChangeListenerWrapper.java:1) at org.eclipse.jpt.common.ui.internal.swt.listeners.SWTListenerWrapperDelegate.forwardEvents(SWTListenerWrapperDelegate.java:92) at org.eclipse.jpt.common.ui.internal.swt.listeners.SWTListenerWrapperDelegate$ForwardEventsRunnable.run(SWTListenerWrapperDelegate.java:81) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:136) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3746) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3394) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1122) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1006) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:146) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:615) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:566) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:125) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:109) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:80) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:372) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:226) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:636) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591) at org.eclipse.equinox.launcher.Main.run(Main.java:1450) at org.eclipse.equinox.launcher.Main.main(Main.java:1426) {code}