Index: Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Plugin/GrassCoverErosionOutwardsPlugin.cs
===================================================================
diff -u -r27905f2bab6c1d9694143a76cac6e56e371fe13e -rbb7d45597fde9aa9066da6454e833aebbea32908
--- Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Plugin/GrassCoverErosionOutwardsPlugin.cs	(.../GrassCoverErosionOutwardsPlugin.cs)	(revision 27905f2bab6c1d9694143a76cac6e56e371fe13e)
+++ Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Plugin/GrassCoverErosionOutwardsPlugin.cs	(.../GrassCoverErosionOutwardsPlugin.cs)	(revision bb7d45597fde9aa9066da6454e833aebbea32908)
@@ -96,7 +96,7 @@
             {
                 CreateInstance = context => new GrassCoverErosionOutwardsWaveConditionsInputContextProperties(
                     context,
-                    GetAssessmentLevel(context.Calculation),
+                    () => GetAssessmentLevel(context.Calculation),
                     new ObservablePropertyChangeHandler(context.Calculation, context.WrappedData))
             };