NPE when double clicking a processor in the JMX processors panel

java.lang.NullPointerException
	at com.fusesource.rider.commons.ui.Widgets$1.doubleClick(Widgets.java:85)
	at org.eclipse.jface.viewers.StructuredViewer$1.run(StructuredViewer.java:845)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
	at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:49)
	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
	at org.eclipse.jface.viewers.StructuredViewer.fireDoubleClick(StructuredViewer.java:843)
	at org.eclipse.jface.viewers.StructuredViewer.handleDoubleSelect(StructuredViewer.java:1134)
	at org.eclipse.jface.viewers.StructuredViewer$4.widgetDefaultSelected(StructuredViewer.java:1246)
	at org.eclipse.jface.util.OpenStrategy.fireDefaultSelectionEvent(OpenStrategy.java:249)
	at org.eclipse.jface.util.OpenStrategy.access$0(OpenStrategy.java:246)
	at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:307)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4128)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1457)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1480)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1465)
	at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1270)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3974)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3613)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2696)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2660)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2494)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:674)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:667)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:123)
	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:344)
	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:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1410)