Index: Riskeer/Piping/src/Riskeer.Piping.Service/Probabilistic/ProbabilisticPipingCalculationActivity.cs
===================================================================
diff -u -r4a85549a8f18efc7153e2cdefc3454c14c843af9 -r61b20d74eeb7257749d4defce99c1888ef3dd1a5
--- Riskeer/Piping/src/Riskeer.Piping.Service/Probabilistic/ProbabilisticPipingCalculationActivity.cs	(.../ProbabilisticPipingCalculationActivity.cs)	(revision 4a85549a8f18efc7153e2cdefc3454c14c843af9)
+++ Riskeer/Piping/src/Riskeer.Piping.Service/Probabilistic/ProbabilisticPipingCalculationActivity.cs	(.../ProbabilisticPipingCalculationActivity.cs)	(revision 61b20d74eeb7257749d4defce99c1888ef3dd1a5)
@@ -96,7 +96,7 @@
 
         protected override bool Validate()
         {
-            throw new System.NotImplementedException();
+            return ProbabilisticPipingCalculationService.Validate(calculation, failureMechanism.GeneralInput, assessmentSection);
         }
     }
 }
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