Index: Application/Ringtoets/src/Application.Ringtoets.Storage/DbContext/PartialRingtoetsEntities.cs
===================================================================
diff -u -rbca00b0e437aeea92c5ef6fd0947ac64acf359cf -rc020cda27aa3558aee28cce5cd2ec537ee6a9af4
--- Application/Ringtoets/src/Application.Ringtoets.Storage/DbContext/PartialRingtoetsEntities.cs	(.../PartialRingtoetsEntities.cs)	(revision bca00b0e437aeea92c5ef6fd0947ac64acf359cf)
+++ Application/Ringtoets/src/Application.Ringtoets.Storage/DbContext/PartialRingtoetsEntities.cs	(.../PartialRingtoetsEntities.cs)	(revision c020cda27aa3558aee28cce5cd2ec537ee6a9af4)
@@ -81,6 +81,8 @@
             HeightStructuresOutputEntities.Load();
             HeightStructuresSectionResultEntities.Load();
             HydraulicLocationEntities.Load();
+            HydraulicLocationCalculationCollectionEntities.Include(e => e.HydraulicLocationCalculationEntities)
+                                                          .Load();
             HydraulicLocationCalculationEntities.Load();
             HydraulicLocationOutputEntities.Load();
             HydraRingPreprocessorEntities.Load();