Index: Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Service/MacroStabilityInwardsDataSynchronizationService.cs
===================================================================
diff -u -r9abaebce4083cd3f36cbe67a0d9bc90cdb26be82 -rab92f5403b9ec73e5a048987fd985e45f36a8caf
--- Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Service/MacroStabilityInwardsDataSynchronizationService.cs	(.../MacroStabilityInwardsDataSynchronizationService.cs)	(revision 9abaebce4083cd3f36cbe67a0d9bc90cdb26be82)
+++ Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Service/MacroStabilityInwardsDataSynchronizationService.cs	(.../MacroStabilityInwardsDataSynchronizationService.cs)	(revision ab92f5403b9ec73e5a048987fd985e45f36a8caf)
@@ -103,7 +103,6 @@
 
             var changedObjects = new Collection<IObservable>();
             object[] removedObjects = failureMechanism.Sections.OfType<object>()
-                                                      .Concat(failureMechanism.SectionResultsOld)
                                                       .Concat(failureMechanism.SectionResults)
                                                       .Concat(failureMechanism.CalculationsGroup.GetAllChildrenRecursive())
                                                       .Concat(failureMechanism.StochasticSoilModels)
@@ -112,7 +111,6 @@
 
             failureMechanism.ClearAllSections();
             changedObjects.Add(failureMechanism);
-            changedObjects.Add(failureMechanism.SectionResultsOld);
             changedObjects.Add(failureMechanism.SectionResults);
 
             failureMechanism.CalculationsGroup.Children.Clear();
Index: Riskeer/MacroStabilityInwards/test/Riskeer.MacroStabilityInwards.Service.Test/MacroStabilityInwardsDataSynchronizationServiceTest.cs
===================================================================
diff -u -r9abaebce4083cd3f36cbe67a0d9bc90cdb26be82 -rab92f5403b9ec73e5a048987fd985e45f36a8caf
--- Riskeer/MacroStabilityInwards/test/Riskeer.MacroStabilityInwards.Service.Test/MacroStabilityInwardsDataSynchronizationServiceTest.cs	(.../MacroStabilityInwardsDataSynchronizationServiceTest.cs)	(revision 9abaebce4083cd3f36cbe67a0d9bc90cdb26be82)
+++ Riskeer/MacroStabilityInwards/test/Riskeer.MacroStabilityInwards.Service.Test/MacroStabilityInwardsDataSynchronizationServiceTest.cs	(.../MacroStabilityInwardsDataSynchronizationServiceTest.cs)	(revision ab92f5403b9ec73e5a048987fd985e45f36a8caf)
@@ -155,7 +155,6 @@
             MacroStabilityInwardsFailureMechanism failureMechanism = MacroStabilityInwardsTestDataGenerator.GetMacroStabilityInwardsFailureMechanismWithAllCalculationConfigurations();
 
             object[] expectedRemovedObjects = failureMechanism.Sections.OfType<object>()
-                                                              .Concat(failureMechanism.SectionResultsOld)
                                                               .Concat(failureMechanism.SectionResults)
                                                               .Concat(failureMechanism.CalculationsGroup.GetAllChildrenRecursive())
                                                               .Concat(failureMechanism.StochasticSoilModels)
@@ -169,16 +168,14 @@
             // 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.CalculationsGroup.Children);
             CollectionAssert.IsEmpty(failureMechanism.StochasticSoilModels);
             CollectionAssert.IsEmpty(failureMechanism.SurfaceLines);
 
             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.StochasticSoilModels);