Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/WtiPipingBligh/WtiPipingBlighKernelWrapper.cs
===================================================================
diff -u -r6895 -r6936
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/WtiPipingBligh/WtiPipingBlighKernelWrapper.cs	(.../WtiPipingBlighKernelWrapper.cs)	(revision 6895)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/WtiPipingBligh/WtiPipingBlighKernelWrapper.cs	(.../WtiPipingBlighKernelWrapper.cs)	(revision 6936)
@@ -69,8 +69,7 @@
             FoSp = defaultMaxReturnValue
         };
         kernelDataOutput = wtiPipingBlighOutput;
-        if (damKernelInput.SubSoilScenario.SegmentFailureMechanismType != null &&
-            damKernelInput.SubSoilScenario.SegmentFailureMechanismType.Value.In(SegmentFailureMechanismType.Piping, SegmentFailureMechanismType.All))
+        if (damKernelInput.SubSoilScenario.SegmentFailureMechanismType!.Value.In(SegmentFailureMechanismType.Piping, SegmentFailureMechanismType.All))
         {
             try
             {