Index: Demo/Ringtoets/src/Demo.Ringtoets/Commands/AddNewDemoAssessmentSectionCommand.cs
===================================================================
diff -u -r1f04a4b4d98fc797240cd4fb8a099995b9557592 -r9a11a564b515c3637f723b3d214502926ec503c4
--- Demo/Ringtoets/src/Demo.Ringtoets/Commands/AddNewDemoAssessmentSectionCommand.cs	(.../AddNewDemoAssessmentSectionCommand.cs)	(revision 1f04a4b4d98fc797240cd4fb8a099995b9557592)
+++ Demo/Ringtoets/src/Demo.Ringtoets/Commands/AddNewDemoAssessmentSectionCommand.cs	(.../AddNewDemoAssessmentSectionCommand.cs)	(revision 9a11a564b515c3637f723b3d214502926ec503c4)
@@ -441,7 +441,7 @@
                     {
                         new MacroStabilityInwardsSoilLayer1D(30.1267)
                         {
-                            Data =
+                            Data = new MacroStabilityInwardsSoilLayerData
                             {
                                 MaterialName = "1D Layer",
                                 IsAquifer = true
@@ -477,7 +477,7 @@
                                 })
                             })
                         {
-                            Data =
+                            Data = new MacroStabilityInwardsSoilLayerData
                             {
                                 MaterialName = "2D Layer"
                             }