Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/WaterBoard.cs
===================================================================
diff -u -r6436 -r6651
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/WaterBoard.cs	(.../WaterBoard.cs)	(revision 6436)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/WaterBoard.cs	(.../WaterBoard.cs)	(revision 6651)
@@ -29,6 +29,7 @@
 using Deltares.Standard.Attributes;
 using Deltares.Standard.EventPublisher;
 using Deltares.Standard.Language;
+using Deltares.Standard.Validation;
 
 namespace Deltares.Dam.Data;
 
@@ -116,6 +117,7 @@
         }
     }
 
+    [Validate]
     public virtual IList<Dike> Dikes
     {
         get
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/DamProjectData.cs
===================================================================
diff -u -r6436 -r6651
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/DamProjectData.cs	(.../DamProjectData.cs)	(revision 6436)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/DamProjectData.cs	(.../DamProjectData.cs)	(revision 6651)
@@ -101,6 +101,7 @@
     /// <summary>
     /// Toplevel object to hold waterboard data
     /// </summary>
+    [Validate]
     public virtual WaterBoard WaterBoard
     {
         get
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/Dike.cs
===================================================================
diff -u -r6436 -r6651
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/Dike.cs	(.../Dike.cs)	(revision 6436)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/Dike.cs	(.../Dike.cs)	(revision 6651)
@@ -98,6 +98,7 @@
         set => soilProfiles = value;
     }
 
+    [Validate]
     public virtual SoilList SoilList
     {
         get => soilList;