[jbosstools-issues] [JBoss JIRA] (ERT-395) NPE when opening/closing the Properties view [EBZ#499849]

NPE when opening/closing the Properties view [EBZ#499849] --------------------------------------------------------- Key: ERT-395 URL: https://issues.jboss.org/browse/ERT-395 Project: Eclipse Release Train Issue Type: Bug Components: Linux Tools Reporter: Friendly Jira Robot Assignee: Roland Grunberg Labels: Docker, bzira Fix For: Neon.1 (4.6) Putting the Docker Explorer and the Properties view side by side, when selecting a docker image in the former, content is shown in the latter. When closing the properties view, I got an NPE: java.lang.NullPointerException at org.eclipse.linuxtools.internal.docker.ui.views.BasePropertySection.dispose(BasePropertySection.java:174) at org.eclipse.ui.views.properties.tabbed.TabContents$2.run(TabContents.java:127) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:50) at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:173) at org.eclipse.ui.views.properties.tabbed.TabContents.dispose(TabContents.java:130) at org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage.disposeTabs(TabbedPropertySheetPage.java:624) at org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage.disposeContributor(TabbedPropertySheetPage.java:457) at org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage.dispose(TabbedPropertySheetPage.java:482) at org.eclipse.ui.views.properties.PropertySheet.doDestroyPage(PropertySheet.java:221) at org.eclipse.ui.part.PageBookView.removePage(PageBookView.java:864) at org.eclipse.ui.part.PageBookView.dispose(PageBookView.java:509) at org.eclipse.ui.views.properties.PropertySheet.dispose(PropertySheet.java:186) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.invalidate(CompatibilityPart.java:238) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.destroy(CompatibilityPart.java:394) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:54) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:966) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:931) at org.eclipse.e4.core.internal.di.InjectorImpl.uninject(InjectorImpl.java:212) at org.eclipse.e4.core.internal.di.Requestor.uninject(Requestor.java:170) at org.eclipse.e4.core.internal.contexts.ContextObjectSupplier$ContextInjectionListener.update(ContextObjectSupplier.java:84) at org.eclipse.e4.core.internal.contexts.TrackableComputationExt.update(TrackableComputationExt.java:111) at org.eclipse.e4.core.internal.contexts.EclipseContext.removeListenersTo(EclipseContext.java:470) at org.eclipse.e4.core.contexts.ContextInjectionFactory.uninject(ContextInjectionFactory.java:144) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeRemoveGui(PartRenderingEngine.java:927) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$1(PartRenderingEngine.java:846) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$3.run(PartRenderingEngine.java:841) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.removeGui(PartRenderingEngine.java:825) at org.eclipse.e4.ui.workbench.renderers.swt.ElementReferenceRenderer.disposeWidget(ElementReferenceRenderer.java:112) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeRemoveGui(PartRenderingEngine.java:918) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$1(PartRenderingEngine.java:846) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$3.run(PartRenderingEngine.java:841) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.removeGui(PartRenderingEngine.java:825) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.subscribeTopicToBeRendered(PartRenderingEngine.java:173) at sun.reflect.GeneratedMethodAccessor148.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:54) at org.eclipse.e4.core.di.internal.extensions.EventObjectSupplier$DIEventHandler.handleEvent(EventObjectSupplier.java:80) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:94) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl.setToBeRendered(UIElementImpl.java:303) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.hidePart(PartServiceImpl.java:1350) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.hidePart(PartServiceImpl.java:1284) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.closePart(StackRenderer.java:1289) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.access$2(StackRenderer.java:1271) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer$7.close(StackRenderer.java:1156) at org.eclipse.swt.custom.CTabFolder.onMouse(CTabFolder.java:1930) at org.eclipse.swt.custom.CTabFolder$1.handleEvent(CTabFolder.java:338) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4248) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1501) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1524) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1509) at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1313) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4072) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3698) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:138) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) If I reopen the Properties view, I get a similar error: java.lang.NullPointerException at org.eclipse.linuxtools.internal.docker.ui.views.BasePropertySection.dispose(BasePropertySection.java:174) at org.eclipse.ui.views.properties.tabbed.TabContents$2.run(TabContents.java:127) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:50) at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:173) at org.eclipse.ui.views.properties.tabbed.TabContents.dispose(TabContents.java:130) at org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage.disposeTabs(TabbedPropertySheetPage.java:624) at org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage.updateTabs(TabbedPropertySheetPage.java:681) at org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage.setInput(TabbedPropertySheetPage.java:735) at org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage.selectionChanged(TabbedPropertySheetPage.java:555) at org.eclipse.ui.views.properties.PropertySheet.selectionChanged(PropertySheet.java:405) at org.eclipse.ui.internal.e4.compatibility.SelectionService.notifyListeners(SelectionService.java:259) at org.eclipse.ui.internal.e4.compatibility.SelectionService.handlePostSelectionChanged(SelectionService.java:133) at org.eclipse.ui.internal.e4.compatibility.SelectionService.access$1(SelectionService.java:123) at org.eclipse.ui.internal.e4.compatibility.SelectionService$3.selectionChanged(SelectionService.java:81) at org.eclipse.e4.ui.internal.workbench.SelectionAggregator$4.run(SelectionAggregator.java:166) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.SelectionAggregator.notifyPostListeners(SelectionAggregator.java:163) at org.eclipse.e4.ui.internal.workbench.SelectionAggregator.access$8(SelectionAggregator.java:161) at org.eclipse.e4.ui.internal.workbench.SelectionAggregator$8$1.run(SelectionAggregator.java:271) at org.eclipse.e4.core.contexts.RunAndTrack.runExternalCode(RunAndTrack.java:56) at org.eclipse.e4.ui.internal.workbench.SelectionAggregator$8.changed(SelectionAggregator.java:268) at org.eclipse.e4.core.internal.contexts.TrackableComputationExt.update(TrackableComputationExt.java:114) at org.eclipse.e4.core.internal.contexts.EclipseContext.processScheduled(EclipseContext.java:343) at org.eclipse.e4.core.internal.contexts.EclipseContext.set(EclipseContext.java:358) at org.eclipse.e4.ui.internal.workbench.SelectionServiceImpl.setPostSelection(SelectionServiceImpl.java:36) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart$3.selectionChanged(CompatibilityPart.java:132) at org.eclipse.jface.viewers.StructuredViewer$3.run(StructuredViewer.java:878) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:50) at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:173) at org.eclipse.jface.viewers.StructuredViewer.firePostSelectionChanged(StructuredViewer.java:875) at org.eclipse.jface.viewers.StructuredViewer.handlePostSelect(StructuredViewer.java:1244) at org.eclipse.ui.navigator.CommonViewer.handlePostSelect(CommonViewer.java:457) at org.eclipse.jface.viewers.StructuredViewer$5.widgetSelected(StructuredViewer.java:1270) at org.eclipse.jface.util.OpenStrategy.firePostSelectionEvent(OpenStrategy.java:265) at org.eclipse.jface.util.OpenStrategy.access$5(OpenStrategy.java:259) at org.eclipse.jface.util.OpenStrategy$1.lambda$1(OpenStrategy.java:431) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4024) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3700) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:138) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519)