diff --git a/org.fortiss.tooling.kernel.ui/trunk/src/org/fortiss/tooling/kernel/ui/internal/introspection/KISSViewerContentProvider.java b/org.fortiss.tooling.kernel.ui/trunk/src/org/fortiss/tooling/kernel/ui/internal/introspection/KISSViewerContentProvider.java
index f37334f462fe6ba26bb84ccc949fabc18a029993..b22bd0609e809f760fa1b0c1e7ef537de74ea517 100644
--- a/org.fortiss.tooling.kernel.ui/trunk/src/org/fortiss/tooling/kernel/ui/internal/introspection/KISSViewerContentProvider.java
+++ b/org.fortiss.tooling.kernel.ui/trunk/src/org/fortiss/tooling/kernel/ui/internal/introspection/KISSViewerContentProvider.java
@@ -79,6 +79,7 @@ public class KISSViewerContentProvider implements ITreeContentProvider {
 		if(parentElement instanceof IIntrospectionItem) {
 			IIntrospectionItem item = (IIntrospectionItem)parentElement;
 			if(item.getIntrospectionItems() != null) {
+				// TODO(VA,19) if possible
 				return item.getIntrospectionItems().stream()
 						.filter(c -> c.showInIntrospectionNavigation()).toArray();
 			}