Index: Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Data/OvertoppingOutput.cs
===================================================================
diff -u -rac1f0a30b87d9fa5dccb288115189b032035acde -r66be5752b65c01e7e994de08c8fefe3194d433a5
--- Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Data/OvertoppingOutput.cs	(.../OvertoppingOutput.cs)	(revision ac1f0a30b87d9fa5dccb288115189b032035acde)
+++ Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Data/OvertoppingOutput.cs	(.../OvertoppingOutput.cs)	(revision 66be5752b65c01e7e994de08c8fefe3194d433a5)
@@ -90,14 +90,19 @@
         /// <summary>
         /// Gets the general result with the fault tree illustration points.
         /// </summary>
-        public GeneralResult<TopLevelFaultTreeIllustrationPoint> GeneralResult { get; }
+        public GeneralResult<TopLevelFaultTreeIllustrationPoint> GeneralResult { get; private set; }
 
         public object Clone()
         {
             var clone = (OvertoppingOutput) MemberwiseClone();
 
             clone.ProbabilityAssessmentOutput = (ProbabilityAssessmentOutput) ProbabilityAssessmentOutput.Clone();
 
+            if (GeneralResult != null)
+            {
+                clone.GeneralResult = (GeneralResult<TopLevelFaultTreeIllustrationPoint>) GeneralResult.Clone();
+            }
+
             return clone;
         }
     }