Bug 280608 [Compatibility] ShowIn>Properties failed with an exception
org.eclipse.core.commands.ExecutionException: Incorrect type for activePart found while executing org.eclipse.ui.views.properties.NewPropertySheetCommand, expected org.eclipse.ui.IWorkbenchPart found org.eclipse.e4.ui.model.internal.application.MContributedPartImpl at org.eclipse.ui.handlers.HandlerUtil.incorrectTypeFound(HandlerUtil.java:46) at org.eclipse.ui.handlers.HandlerUtil.getActivePartChecked(HandlerUtil.java:316) at org.eclipse.ui.views.properties.NewPropertySheetHandler.execute(NewPropertySheetHandler.java:51) at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:294) at org.eclipse.ui.LegacyHandlerService$HandlerProxy.execute(LegacyHandlerService.java:71) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:79) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:618) at org.eclipse.e4.workbench.ui.internal.ReflectionContributionFactory.call(ReflectionContributionFactory.java:155) at org.eclipse.e4.ui.internal.services.ContextHandlerService.executeHandler(ContextHandlerService.java:43) at org.eclipse.ui.LegacyHandlerService.executeCommand(LegacyHandlerService.java:409) at org.eclipse.ui.LegacyHandlerService.executeCommand(LegacyHandlerService.java:422) at org.eclipse.ui.menus.CommandContributionItem.handleWidgetSelection(CommandContributionItem.java:770) at org.eclipse.ui.menus.CommandContributionItem.access$10(CommandContributionItem.java:756) at org.eclipse.ui.menus.CommandContributionItem$5.handleEvent(CommandContributionItem.java:746) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1176) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3493) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3112) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2715) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2679) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2531) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:558) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:551) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:113) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:194) 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:368) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:79) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:618) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:559) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:514) at org.eclipse.equinox.launcher.Main.run(Main.java:1311)
bundles/org.eclipse.e4.ui.services/src/org/eclipse/e4/ui/services/IServiceConstants.java
* 
	 */
	public static final String ACTIVE_CHILD = "activeChild"; 
	
	/**
	 * 
	 */
	public static final String ACTIVE_CONTEXTS = "activeContexts"; 
	/**
	 * 
	 */
	public static final String ACTIVE_PART = "activePart"; 
	/**
	 * 
	 */
	public static final String ACTIVE_PART_ID = "activePartId"; 
	/**
	 * 
	 */
	public static final String INPUT = "input"; 
	/**
	 * 
	 */
	public static final String PERSISTED_STATE = "persistedState"; 
	/**
	 * 
	 */
	public static final String ACTIVE_SHELL = "activeShell"; 
}