Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Plugin/MacroStabilityInwardsPlugin.cs
===================================================================
diff -u -r48f0914ef806c9ed06462b91047e53d958d85dfe -r78cefac691d7903de48ac90c09b1e5d815b89272
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Plugin/MacroStabilityInwardsPlugin.cs	(.../MacroStabilityInwardsPlugin.cs)	(revision 48f0914ef806c9ed06462b91047e53d958d85dfe)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Plugin/MacroStabilityInwardsPlugin.cs	(.../MacroStabilityInwardsPlugin.cs)	(revision 78cefac691d7903de48ac90c09b1e5d815b89272)
@@ -118,7 +118,7 @@
                 Category = RingtoetsCommonFormsResources.Ringtoets_Category,
                 Image = MacroStabilityInwardsFormsResources.SurfaceLineIcon,
                 FileFilterGenerator = SurfaceLineFileFilter,
-                IsEnabled = context => HasReferenceLine(context.AssessmentSection),
+                IsEnabled = context => HasGeometry(context.AssessmentSection.ReferenceLine),
                 CreateFileImporter = (context, filePath) => new SurfaceLinesCsvImporter<MacroStabilityInwardsSurfaceLine>(
                     context.WrappedData,
                     filePath,
@@ -133,7 +133,7 @@
                 Category = RingtoetsCommonFormsResources.Ringtoets_Category,
                 Image = MacroStabilityInwardsFormsResources.SoilProfileIcon,
                 FileFilterGenerator = StochasticSoilModelFileFilter,
-                IsEnabled = context => HasReferenceLine(context.AssessmentSection),
+                IsEnabled = context => HasGeometry(context.AssessmentSection.ReferenceLine),
                 CreateFileImporter = (context, filePath) => new StochasticSoilModelImporter<MacroStabilityInwardsStochasticSoilModel>(
                     context.WrappedData,
                     filePath,
@@ -425,9 +425,9 @@
             return !changeHandler.RequireConfirmation() || changeHandler.InquireConfirmation();
         }
 
-        private static bool HasReferenceLine(IAssessmentSection assessmentSection)
+        private static bool HasGeometry(ReferenceLine referenceLine)
         {
-            return assessmentSection.ReferenceLine.Points.Any();
+            return referenceLine.Points.Any();
         }
 
         #region MacroStabilityInwardsFailureMechanismView ViewInfo