Index: Riskeer/GrassCoverErosionOutwards/src/Riskeer.GrassCoverErosionOutwards.Service/GrassCoverErosionOutwardsDataSynchronizationService.cs
===================================================================
diff -u -r95c9010196add4297e7296e52a844186f925e145 -rad7f51d0688a4a422d4f8a19ad4c5d9ab773b7f6
--- Riskeer/GrassCoverErosionOutwards/src/Riskeer.GrassCoverErosionOutwards.Service/GrassCoverErosionOutwardsDataSynchronizationService.cs	(.../GrassCoverErosionOutwardsDataSynchronizationService.cs)	(revision 95c9010196add4297e7296e52a844186f925e145)
+++ Riskeer/GrassCoverErosionOutwards/src/Riskeer.GrassCoverErosionOutwards.Service/GrassCoverErosionOutwardsDataSynchronizationService.cs	(.../GrassCoverErosionOutwardsDataSynchronizationService.cs)	(revision ad7f51d0688a4a422d4f8a19ad4c5d9ab773b7f6)
@@ -101,15 +101,13 @@
 
             var changedObjects = new List<IObservable>();
             object[] removedObjects = failureMechanism.Sections.OfType<object>()
-                                                      .Concat(failureMechanism.SectionResultsOld)
                                                       .Concat(failureMechanism.SectionResults)
                                                       .Concat(failureMechanism.WaveConditionsCalculationGroup.GetAllChildrenRecursive())
                                                       .Concat(failureMechanism.ForeshoreProfiles)
                                                       .ToArray();
 
             failureMechanism.ClearAllSections();
             changedObjects.Add(failureMechanism);
-            changedObjects.Add(failureMechanism.SectionResultsOld);
             changedObjects.Add(failureMechanism.SectionResults);
 
             failureMechanism.WaveConditionsCalculationGroup.Children.Clear();
Index: Riskeer/GrassCoverErosionOutwards/test/Riskeer.GrassCoverErosionOutwards.Service.Test/GrassCoverErosionOutwardsDataSynchronizationServiceTest.cs
===================================================================
diff -u -r95c9010196add4297e7296e52a844186f925e145 -rad7f51d0688a4a422d4f8a19ad4c5d9ab773b7f6
--- Riskeer/GrassCoverErosionOutwards/test/Riskeer.GrassCoverErosionOutwards.Service.Test/GrassCoverErosionOutwardsDataSynchronizationServiceTest.cs	(.../GrassCoverErosionOutwardsDataSynchronizationServiceTest.cs)	(revision 95c9010196add4297e7296e52a844186f925e145)
+++ Riskeer/GrassCoverErosionOutwards/test/Riskeer.GrassCoverErosionOutwards.Service.Test/GrassCoverErosionOutwardsDataSynchronizationServiceTest.cs	(.../GrassCoverErosionOutwardsDataSynchronizationServiceTest.cs)	(revision ad7f51d0688a4a422d4f8a19ad4c5d9ab773b7f6)
@@ -127,7 +127,6 @@
             GrassCoverErosionOutwardsFailureMechanism failureMechanism = CreateFullyConfiguredFailureMechanism();
 
             object[] expectedRemovedObjects = failureMechanism.Sections.OfType<object>()
-                                                              .Concat(failureMechanism.SectionResultsOld)
                                                               .Concat(failureMechanism.SectionResults)
                                                               .Concat(failureMechanism.WaveConditionsCalculationGroup.GetAllChildrenRecursive())
                                                               .Concat(failureMechanism.ForeshoreProfiles)
@@ -138,15 +137,13 @@
 
             // Assert
             CollectionAssert.IsEmpty(failureMechanism.Sections);
-            CollectionAssert.IsEmpty(failureMechanism.SectionResultsOld);
             CollectionAssert.IsEmpty(failureMechanism.SectionResults);
             CollectionAssert.IsEmpty(failureMechanism.WaveConditionsCalculationGroup.Children);
             CollectionAssert.IsEmpty(failureMechanism.ForeshoreProfiles);
 
             IObservable[] array = results.ChangedObjects.ToArray();
-            Assert.AreEqual(5, array.Length);
+            Assert.AreEqual(4, array.Length);
             CollectionAssert.Contains(array, failureMechanism);
-            CollectionAssert.Contains(array, failureMechanism.SectionResultsOld);
             CollectionAssert.Contains(array, failureMechanism.SectionResults);
             CollectionAssert.Contains(array, failureMechanism.WaveConditionsCalculationGroup);
             CollectionAssert.Contains(array, failureMechanism.ForeshoreProfiles);