Index: Riskeer/ClosingStructures/src/Riskeer.ClosingStructures.Service/ClosingStructuresDataSynchronizationService.cs
===================================================================
diff -u -r2a100c9e5a7865cefb47d95bebb132a211a0f957 -rcbfb7735723ede7c7e133ba82624f88569624ba4
--- Riskeer/ClosingStructures/src/Riskeer.ClosingStructures.Service/ClosingStructuresDataSynchronizationService.cs	(.../ClosingStructuresDataSynchronizationService.cs)	(revision 2a100c9e5a7865cefb47d95bebb132a211a0f957)
+++ Riskeer/ClosingStructures/src/Riskeer.ClosingStructures.Service/ClosingStructuresDataSynchronizationService.cs	(.../ClosingStructuresDataSynchronizationService.cs)	(revision cbfb7735723ede7c7e133ba82624f88569624ba4)
@@ -168,7 +168,6 @@
 
             var changedObjects = new Collection<IObservable>();
             object[] removedObjects = failureMechanism.Sections.OfType<object>()
-                                                      .Concat(failureMechanism.SectionResultsOld)
                                                       .Concat(failureMechanism.SectionResults)
                                                       .Concat(failureMechanism.CalculationsGroup.GetAllChildrenRecursive())
                                                       .Concat(failureMechanism.ForeshoreProfiles)
@@ -177,7 +176,6 @@
 
             failureMechanism.ClearAllSections();
             changedObjects.Add(failureMechanism);
-            changedObjects.Add(failureMechanism.SectionResultsOld);
             changedObjects.Add(failureMechanism.SectionResults);
 
             failureMechanism.CalculationsGroup.Children.Clear();
Index: Riskeer/ClosingStructures/test/Riskeer.ClosingStructures.Service.Test/ClosingStructureDataSynchronizationServiceTest.cs
===================================================================
diff -u -r2a100c9e5a7865cefb47d95bebb132a211a0f957 -rcbfb7735723ede7c7e133ba82624f88569624ba4
--- Riskeer/ClosingStructures/test/Riskeer.ClosingStructures.Service.Test/ClosingStructureDataSynchronizationServiceTest.cs	(.../ClosingStructureDataSynchronizationServiceTest.cs)	(revision 2a100c9e5a7865cefb47d95bebb132a211a0f957)
+++ Riskeer/ClosingStructures/test/Riskeer.ClosingStructures.Service.Test/ClosingStructureDataSynchronizationServiceTest.cs	(.../ClosingStructureDataSynchronizationServiceTest.cs)	(revision cbfb7735723ede7c7e133ba82624f88569624ba4)
@@ -462,7 +462,6 @@
             ClosingStructuresFailureMechanism failureMechanism = CreateFullyConfiguredFailureMechanism();
 
             object[] expectedRemovedObjects = failureMechanism.Sections.OfType<object>()
-                                                              .Concat(failureMechanism.SectionResultsOld)
                                                               .Concat(failureMechanism.SectionResults)
                                                               .Concat(failureMechanism.CalculationsGroup.GetAllChildrenRecursive())
                                                               .Concat(failureMechanism.ForeshoreProfiles)
@@ -474,16 +473,14 @@
 
             // Assert
             CollectionAssert.IsEmpty(failureMechanism.Sections);
-            CollectionAssert.IsEmpty(failureMechanism.SectionResultsOld);
             CollectionAssert.IsEmpty(failureMechanism.SectionResults);
             CollectionAssert.IsEmpty(failureMechanism.CalculationsGroup.Children);
             CollectionAssert.IsEmpty(failureMechanism.ForeshoreProfiles);
             CollectionAssert.IsEmpty(failureMechanism.ClosingStructures);
 
             IObservable[] array = results.ChangedObjects.ToArray();
-            Assert.AreEqual(6, array.Length);
+            Assert.AreEqual(5, array.Length);
             CollectionAssert.Contains(array, failureMechanism);
-            CollectionAssert.Contains(array, failureMechanism.SectionResultsOld);
             CollectionAssert.Contains(array, failureMechanism.SectionResults);
             CollectionAssert.Contains(array, failureMechanism.CalculationsGroup);
             CollectionAssert.Contains(array, failureMechanism.ForeshoreProfiles);