Index: src/Plugins/Wti/Wti.Plugin/WtiGuiPlugin.cs
===================================================================
diff -u -rbb61ed227cf79e994b84019096e4297b2fbd4527 -r4959b3b9b84eec4cb80ec43c037579d9177b3d02
--- src/Plugins/Wti/Wti.Plugin/WtiGuiPlugin.cs	(.../WtiGuiPlugin.cs)	(revision bb61ed227cf79e994b84019096e4297b2fbd4527)
+++ src/Plugins/Wti/Wti.Plugin/WtiGuiPlugin.cs	(.../WtiGuiPlugin.cs)	(revision 4959b3b9b84eec4cb80ec43c037579d9177b3d02)
@@ -78,6 +78,7 @@
             {
                 ImportSurfaceLinesAction = Gui.CommandHandler.ImportToGuiSelection
             };
+            yield return new PipingSoilProfileCollectionNodePresenter();
             yield return new PipingOutputNodePresenter();
         }
     }