Index: Riskeer/Piping/src/Riskeer.Piping.Service/PipingDataSynchronizationService.cs
===================================================================
diff -u -rdfd2e82406d3cafb83004a065b3ea1f943ced729 -ra6ddf1dcb7c6ca6e8e983467733c25134f673120
--- Riskeer/Piping/src/Riskeer.Piping.Service/PipingDataSynchronizationService.cs	(.../PipingDataSynchronizationService.cs)	(revision dfd2e82406d3cafb83004a065b3ea1f943ced729)
+++ Riskeer/Piping/src/Riskeer.Piping.Service/PipingDataSynchronizationService.cs	(.../PipingDataSynchronizationService.cs)	(revision a6ddf1dcb7c6ca6e8e983467733c25134f673120)
@@ -131,6 +131,7 @@
             var changedObjects = new Collection<IObservable>();
             object[] removedObjects = failureMechanism.Sections.OfType<object>()
                                                       .Concat(failureMechanism.SectionResultsOld)
+                                                      .Concat(failureMechanism.SectionResults)
                                                       .Concat(failureMechanism.ScenarioConfigurationsPerFailureMechanismSection)
                                                       .Concat(failureMechanism.CalculationsGroup.GetAllChildrenRecursive())
                                                       .Concat(failureMechanism.StochasticSoilModels)
@@ -140,6 +141,7 @@
             failureMechanism.ClearAllSections();
             changedObjects.Add(failureMechanism);
             changedObjects.Add(failureMechanism.SectionResultsOld);
+            changedObjects.Add(failureMechanism.SectionResults);
             changedObjects.Add(failureMechanism.ScenarioConfigurationsPerFailureMechanismSection);
 
             failureMechanism.CalculationsGroup.Children.Clear();
Index: Riskeer/Piping/test/Riskeer.Piping.Service.Test/PipingDataSynchronizationServiceTest.cs
===================================================================
diff -u -rdfd2e82406d3cafb83004a065b3ea1f943ced729 -ra6ddf1dcb7c6ca6e8e983467733c25134f673120
--- Riskeer/Piping/test/Riskeer.Piping.Service.Test/PipingDataSynchronizationServiceTest.cs	(.../PipingDataSynchronizationServiceTest.cs)	(revision dfd2e82406d3cafb83004a065b3ea1f943ced729)
+++ Riskeer/Piping/test/Riskeer.Piping.Service.Test/PipingDataSynchronizationServiceTest.cs	(.../PipingDataSynchronizationServiceTest.cs)	(revision a6ddf1dcb7c6ca6e8e983467733c25134f673120)
@@ -210,6 +210,7 @@
 
             object[] expectedRemovedObjects = failureMechanism.Sections.OfType<object>()
                                                               .Concat(failureMechanism.SectionResultsOld)
+                                                              .Concat(failureMechanism.SectionResults)
                                                               .Concat(failureMechanism.ScenarioConfigurationsPerFailureMechanismSection)
                                                               .Concat(failureMechanism.CalculationsGroup.GetAllChildrenRecursive())
                                                               .Concat(failureMechanism.StochasticSoilModels)
@@ -224,15 +225,17 @@
             // 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.ScenarioConfigurationsPerFailureMechanismSection);
             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(7, array.Length);
             CollectionAssert.Contains(array, failureMechanism);
             CollectionAssert.Contains(array, failureMechanism.SectionResultsOld);
+            CollectionAssert.Contains(array, failureMechanism.SectionResults);
             CollectionAssert.Contains(array, failureMechanism.ScenarioConfigurationsPerFailureMechanismSection);
             CollectionAssert.Contains(array, failureMechanism.CalculationsGroup);
             CollectionAssert.Contains(array, failureMechanism.StochasticSoilModels);