Index: Ringtoets/Piping/src/Ringtoets.Piping.Service/PipingCalculationActivity.cs
===================================================================
diff -u -rf109332b5185b4445e2f1b9386dc1fe4063ff20f -r1051f838aebbd5977351542027ce6330583b0d43
--- Ringtoets/Piping/src/Ringtoets.Piping.Service/PipingCalculationActivity.cs	(.../PipingCalculationActivity.cs)	(revision f109332b5185b4445e2f1b9386dc1fe4063ff20f)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Service/PipingCalculationActivity.cs	(.../PipingCalculationActivity.cs)	(revision 1051f838aebbd5977351542027ce6330583b0d43)
@@ -80,7 +80,7 @@
             }
 
             LogMessages.Clear();
-            calculation.ClearOutput();
+            PipingDataSynchronizationService.ClearCalculationOutput(calculation);
 
             PipingCalculationService.Calculate(calculation);
             PipingSemiProbabilisticCalculationService.Calculate(calculation, pipingProbabilityAssessmentInput, norm, contribution);