CoreException on Right Mouse click in LayersView

[fgdrf]

Just start uDig, open a new Map and click with rigfht mouse on the "Processing Region" Layer. Choose "Properties" and the following exception is thrown:

	at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:130)
	at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:100)
	at org.eclipse.core.internal.expressions.CompositeExpression.evaluateAnd(CompositeExpression.java:55)
	at org.eclipse.core.internal.expressions.AndExpression.evaluate(AndExpression.java:34)
	at org.eclipse.ui.internal.dialogs.RegistryPageContributor.failsEnablement(RegistryPageContributor.java:309)
	at org.eclipse.ui.internal.dialogs.RegistryPageContributor.isApplicableTo(RegistryPageContributor.java:251)
	at org.eclipse.ui.internal.dialogs.PropertyPageContributorManager.contribute(PropertyPageContributorManager.java:114)
	at org.eclipse.ui.internal.dialogs.PropertyDialog.createDialogOn(PropertyDialog.java:67)
	at org.eclipse.ui.dialogs.PropertyDialogAction.createDialog(PropertyDialogAction.java:177)
	at org.locationtech.udig.project.ui.internal.LayersView$17.runWithEvent(LayersView.java:969)
	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:568)
	at org.eclipse.jface.action.ActionContributionItem.lambda$4(ActionContributionItem.java:400)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4131)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1055)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3944)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3547)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062)
	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155)
	at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:644)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:566)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
	at org.locationtech.udig.internal.ui.UDIGApplication.start(UDIGApplication.java:132)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:661)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1476)

General Question is : How is it implemented that the "Processing Region" layer is added automatically? Where is the "magic" configuration or implemention (@moovida do you have any idea)?