Index: Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Forms/DuneErosionFailureMechanismPropertyChangeHandler.cs
===================================================================
diff -u -r4f0327ca4210c79dda99c0b249782d03b1e176d3 -r4062ca930dec6759be8a7fe8cfc3dd9493da2e50
--- Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Forms/DuneErosionFailureMechanismPropertyChangeHandler.cs	(.../DuneErosionFailureMechanismPropertyChangeHandler.cs)	(revision 4f0327ca4210c79dda99c0b249782d03b1e176d3)
+++ Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Forms/DuneErosionFailureMechanismPropertyChangeHandler.cs	(.../DuneErosionFailureMechanismPropertyChangeHandler.cs)	(revision 4062ca930dec6759be8a7fe8cfc3dd9493da2e50)
@@ -55,8 +55,7 @@
 
         protected override IEnumerable<IObservable> PropertyChanged(DuneErosionFailureMechanism failureMechanism)
         {
-            return DuneErosionDataSynchronizationService.ClearDuneLocationOutput(failureMechanism.DuneLocations)
-                                                        .Concat(DuneErosionDataSynchronizationService.ClearDuneLocationCalculationOutput(failureMechanism));
+            return DuneErosionDataSynchronizationService.ClearDuneLocationCalculationOutput(failureMechanism);
         }
 
         private static bool HasOutput(DuneLocationCalculation calculation)