Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Plugin/MacroStabilityInwardsPlugin.cs
===================================================================
diff -u -r8135b9ec199f4ea57f175a5179a02a19bf2b6b0c -r48f0914ef806c9ed06462b91047e53d958d85dfe
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Plugin/MacroStabilityInwardsPlugin.cs	(.../MacroStabilityInwardsPlugin.cs)	(revision 8135b9ec199f4ea57f175a5179a02a19bf2b6b0c)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Plugin/MacroStabilityInwardsPlugin.cs	(.../MacroStabilityInwardsPlugin.cs)	(revision 48f0914ef806c9ed06462b91047e53d958d85dfe)
@@ -118,7 +118,7 @@
                 Category = RingtoetsCommonFormsResources.Ringtoets_Category,
                 Image = MacroStabilityInwardsFormsResources.SurfaceLineIcon,
                 FileFilterGenerator = SurfaceLineFileFilter,
-                IsEnabled = context => context.AssessmentSection.ReferenceLine != null,
+                IsEnabled = context => HasReferenceLine(context.AssessmentSection),
                 CreateFileImporter = (context, filePath) => new SurfaceLinesCsvImporter<MacroStabilityInwardsSurfaceLine>(
                     context.WrappedData,
                     filePath,
@@ -133,7 +133,7 @@
                 Category = RingtoetsCommonFormsResources.Ringtoets_Category,
                 Image = MacroStabilityInwardsFormsResources.SoilProfileIcon,
                 FileFilterGenerator = StochasticSoilModelFileFilter,
-                IsEnabled = context => context.AssessmentSection.ReferenceLine != null,
+                IsEnabled = context => HasReferenceLine(context.AssessmentSection),
                 CreateFileImporter = (context, filePath) => new StochasticSoilModelImporter<MacroStabilityInwardsStochasticSoilModel>(
                     context.WrappedData,
                     filePath,
@@ -425,6 +425,11 @@
             return !changeHandler.RequireConfirmation() || changeHandler.InquireConfirmation();
         }
 
+        private static bool HasReferenceLine(IAssessmentSection assessmentSection)
+        {
+            return assessmentSection.ReferenceLine.Points.Any();
+        }
+
         #region MacroStabilityInwardsFailureMechanismView ViewInfo
 
         private static bool CloseFailureMechanismViewForData(MacroStabilityInwardsFailureMechanismView view, object o)