Index: Riskeer/ClosingStructures/src/Riskeer.ClosingStructures.Forms/PropertyClasses/ClosingStructuresCalculationsProperties.cs
===================================================================
diff -u -rd195d1251e99c178d9c6b303fcafb25147ef2423 -rd6849dea788aca53c63cc272fbdb79fb4c72b01c
--- Riskeer/ClosingStructures/src/Riskeer.ClosingStructures.Forms/PropertyClasses/ClosingStructuresCalculationsProperties.cs	(.../ClosingStructuresCalculationsProperties.cs)	(revision d195d1251e99c178d9c6b303fcafb25147ef2423)
+++ Riskeer/ClosingStructures/src/Riskeer.ClosingStructures.Forms/PropertyClasses/ClosingStructuresCalculationsProperties.cs	(.../ClosingStructuresCalculationsProperties.cs)	(revision d6849dea788aca53c63cc272fbdb79fb4c72b01c)
@@ -65,16 +65,8 @@
             CPropertyIndex = cPropertyIndex,
             N2APropertyIndex = n2APropertyIndex,
             NPropertyIndex = nPropertyIndex
-        })
-        {
-            if (data == null)
-            {
-                throw new ArgumentNullException(nameof(data));
-            }
+        }) {}
 
-            Data = data;
-        }
-
         #region General
 
         [PropertyOrder(gravitationalAccelerationPropertyIndex)]