[jbosstools-issues] [JBoss JIRA] (ERT-488) NPE in DockerImageHierarchyView.show [EBZ#513161]

[Friendly Jira Robot (JIRA)]

Friendly Jira Robot created ERT-488:
---------------------------------------

             Summary: NPE in DockerImageHierarchyView.show [EBZ#513161]
                 Key: ERT-488
                 URL: https://issues.jboss.org/browse/ERT-488
             Project: Eclipse Release Train
          Issue Type: Task
          Components: Linux Tools
            Reporter: Friendly Jira Robot


- have 2 different images in Docker explorer
- ensure Docker Image hierarchy view is closed
- right-click on first image "Show in Docker Image Registry" 
- right-click on second image "Show in Docker Image Registry"
 --> the Docker Image registry view is not refreshed and a NPE is available in logs

eclipse.buildId=10.2.0.GA-v20161125-1418-B55
java.version=1.8.0_112
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
Framework arguments:  -product com.jboss.devstudio.core.product
Command-line arguments:  -os win32 -ws win32 -arch x86_64 -product com.jboss.devstudio.core.product

org.eclipse.ui
Error
Mon Mar 06 15:39:54 CET 2017
Unhandled event loop exception

org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.NullPointerException)
	at org.eclipse.swt.SWT.error(SWT.java:4533)
	at org.eclipse.swt.SWT.error(SWT.java:4448)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819)
	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)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1492)
Caused by: java.lang.NullPointerException
	at org.eclipse.linuxtools.internal.docker.ui.views.DockerImageHierarchyView.show(DockerImageHierarchyView.java:71)
	at org.eclipse.linuxtools.internal.docker.ui.commands.OpenInHierarchyViewCommandHandler$1.lambda$0(OpenInHierarchyViewCommandHandler.java:58)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182)
	... 24 more



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