org.eclipse.core.runtime.AssertionFailedException: assertion failed:
at org.eclipse.core.runtime.Assert.isTrue(Assert.java:110)
at org.eclipse.core.runtime.Assert.isTrue(Assert.java:96)
at org.eclipse.tcf.te.launch.ui.internal.handler.LaunchLaunchConfigurationContributionItem.getContributionItems(LaunchLaunchConfigurationContributionItem.java:87)
at org.eclipse.ui.actions.CompoundContributionItem.getContributionItemsToFill(CompoundContributionItem.java:93)
at org.eclipse.ui.actions.CompoundContributionItem.fill(CompoundContributionItem.java:60)
at org.eclipse.ui.internal.menus.DynamicMenuContributionItem.fill(DynamicMenuContributionItem.java:125)
at org.eclipse.jface.action.MenuManager.doItemFill(MenuManager.java:741)
at org.eclipse.jface.action.MenuManager.update(MenuManager.java:822)
at org.eclipse.jface.action.MenuManager.update(MenuManager.java:682)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRendererFilter.showMenu(MenuManagerRendererFilter.java:277)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRendererFilter.handleShow(MenuManagerRendererFilter.java:225)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRendererFilter.safeHandleEvent(MenuManagerRendererFilter.java:207)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRendererFilter.access$1(MenuManagerRendererFilter.java:143)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRendererFilter$SafeWrapper.run(MenuManagerRendererFilter.java:130)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerRendererFilter.handleEvent(MenuManagerRendererFilter.java:140)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1483)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1275)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1300)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1281)
at org.eclipse.swt.widgets.Menu._setVisible(Menu.java:198)
at org.eclipse.swt.widgets.Display.runPopups(Display.java:3596)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3169)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1022)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:916)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:86)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:585)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:540)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
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:601)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
at org.eclipse.equinox.launcher.Main.main(Main.java:1414)