Index: Riskeer/WaveImpactAsphaltCover/src/Riskeer.WaveImpactAsphaltCover.Service/WaveImpactAsphaltCoverDataSynchronizationService.cs
===================================================================
diff -u -r7171061b290bf0a891fe90724699036f1f9505d7 -re18edaf3e358e70cb01c8e1ec1c44f1dfbeb5032
--- Riskeer/WaveImpactAsphaltCover/src/Riskeer.WaveImpactAsphaltCover.Service/WaveImpactAsphaltCoverDataSynchronizationService.cs	(.../WaveImpactAsphaltCoverDataSynchronizationService.cs)	(revision 7171061b290bf0a891fe90724699036f1f9505d7)
+++ Riskeer/WaveImpactAsphaltCover/src/Riskeer.WaveImpactAsphaltCover.Service/WaveImpactAsphaltCoverDataSynchronizationService.cs	(.../WaveImpactAsphaltCoverDataSynchronizationService.cs)	(revision e18edaf3e358e70cb01c8e1ec1c44f1dfbeb5032)
@@ -99,15 +99,13 @@
 
             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/WaveImpactAsphaltCover/test/Riskeer.WaveImpactAsphaltCover.Service.Test/WaveImpactAsphaltCoverDataSynchronizationServiceTest.cs
===================================================================
diff -u -r7171061b290bf0a891fe90724699036f1f9505d7 -re18edaf3e358e70cb01c8e1ec1c44f1dfbeb5032
--- Riskeer/WaveImpactAsphaltCover/test/Riskeer.WaveImpactAsphaltCover.Service.Test/WaveImpactAsphaltCoverDataSynchronizationServiceTest.cs	(.../WaveImpactAsphaltCoverDataSynchronizationServiceTest.cs)	(revision 7171061b290bf0a891fe90724699036f1f9505d7)
+++ Riskeer/WaveImpactAsphaltCover/test/Riskeer.WaveImpactAsphaltCover.Service.Test/WaveImpactAsphaltCoverDataSynchronizationServiceTest.cs	(.../WaveImpactAsphaltCoverDataSynchronizationServiceTest.cs)	(revision e18edaf3e358e70cb01c8e1ec1c44f1dfbeb5032)
@@ -127,7 +127,6 @@
             WaveImpactAsphaltCoverFailureMechanism failureMechanism = CreateFullyConfiguredFailureMechanism();
 
             object[] expectedRemovedObjects = failureMechanism.Sections.OfType<object>()
-                                                              .Concat(failureMechanism.SectionResultsOld)
                                                               .Concat(failureMechanism.SectionResults)
                                                               .Concat(failureMechanism.WaveConditionsCalculationGroup.GetAllChildrenRecursive())
                                                               .Concat(failureMechanism.ForeshoreProfiles)
@@ -140,15 +139,13 @@
             // Note: To make sure the clear is performed regardless of what is done with
             // the return result, no ToArray() should be called before these assertions:
             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);