Index: Application/Ringtoets/src/Application.Ringtoets.Storage/Create/PipingFailureMechanismCreateExtensions.cs
===================================================================
diff -u -r75a219c391144ca71a684f46e96e5d3f0c17f170 -r56fcaa1987b9a7235553ff43a0a4f36b46efdb2e
--- Application/Ringtoets/src/Application.Ringtoets.Storage/Create/PipingFailureMechanismCreateExtensions.cs	(.../PipingFailureMechanismCreateExtensions.cs)	(revision 75a219c391144ca71a684f46e96e5d3f0c17f170)
+++ Application/Ringtoets/src/Application.Ringtoets.Storage/Create/PipingFailureMechanismCreateExtensions.cs	(.../PipingFailureMechanismCreateExtensions.cs)	(revision 56fcaa1987b9a7235553ff43a0a4f36b46efdb2e)
@@ -36,6 +36,7 @@
         /// <param name="mechanism">The failure mechanism to create a database entity for.</param>
         /// <param name="collector">The object keeping track of create operations.</param>
         /// <returns>A new <see cref="FailureMechanismEntity"/>.</returns>
+        /// <exception cref="ArgumentNullException">Thrown when <paramref name="collector"/> is <c>null</c>.</exception>
         public static FailureMechanismEntity Create(this PipingFailureMechanism mechanism, CreateConversionCollector collector)
         {
             if (collector == null)