Index: Ringtoets/Common/src/Ringtoets.Common.IO/Configurations/StructuresCalculationStochastAssigner.cs
===================================================================
diff -u -rf55334a0d7385c56ef1add20effeac5a6994a4a7 -r396f8f558eb985fcdbab762bf7629ae15f85d594
--- Ringtoets/Common/src/Ringtoets.Common.IO/Configurations/StructuresCalculationStochastAssigner.cs	(.../StructuresCalculationStochastAssigner.cs)	(revision f55334a0d7385c56ef1add20effeac5a6994a4a7)
+++ Ringtoets/Common/src/Ringtoets.Common.IO/Configurations/StructuresCalculationStochastAssigner.cs	(.../StructuresCalculationStochastAssigner.cs)	(revision 396f8f558eb985fcdbab762bf7629ae15f85d594)
@@ -301,6 +301,19 @@
                 Func<TInput, IVariationCoefficientDistribution> getter,
                 Action<TInput, IVariationCoefficientDistribution> setter)
             {
+                if (stochastName == null)
+                {
+                    throw new ArgumentNullException(nameof(stochastName));
+                }
+                if (getter == null)
+                {
+                    throw new ArgumentNullException(nameof(getter));
+                }
+                if (setter == null)
+                {
+                    throw new ArgumentNullException(nameof(setter));
+                }
+
                 StochastName = stochastName;
                 Configuration = configuration;
                 Getter = getter;