Index: dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijer4Forces/DamPipingSellmeijer4ForcesKernelWrapper.cs
===================================================================
diff -u -r816 -r853
--- dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijer4Forces/DamPipingSellmeijer4ForcesKernelWrapper.cs	(.../DamPipingSellmeijer4ForcesKernelWrapper.cs)	(revision 816)
+++ dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijer4Forces/DamPipingSellmeijer4ForcesKernelWrapper.cs	(.../DamPipingSellmeijer4ForcesKernelWrapper.cs)	(revision 853)
@@ -159,7 +159,7 @@
             DamPipingSellmeijer4ForcesOutput damPipingOutput = (DamPipingSellmeijer4ForcesOutput)kernelDataOutput;
             if (damPipingOutput == null)
             {
-                throw new NoNullAllowedException(Resources.DamPipingSellmeijer4ForcesKernelWrapper_NoInputObjectDefinedForSellmeijer4Forces);
+                throw new NoNullAllowedException(Resources.DamPipingSellmeijer4ForcesKernelWrapper_NoOutputObjectDefinedForSellmeijer4Forces);
             }
             damPipingOutput.FoSp = defaultMaxReturnValue;
             messages = new List<LogMessage>();
Index: dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijerVnk/DamPipingSellmeijerVnkKernelWrapper.cs
===================================================================
diff -u -r825 -r853
--- dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijerVnk/DamPipingSellmeijerVnkKernelWrapper.cs	(.../DamPipingSellmeijerVnkKernelWrapper.cs)	(revision 825)
+++ dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijerVnk/DamPipingSellmeijerVnkKernelWrapper.cs	(.../DamPipingSellmeijerVnkKernelWrapper.cs)	(revision 853)
@@ -30,7 +30,7 @@
             DamPipingSellmeijerVnkOutput damPipingOutput = (DamPipingSellmeijerVnkOutput)kernelDataOutput;
             if (damPipingOutput == null)
             {
-                throw new NoNullAllowedException(Resources.DamPipingSellmeijer4ForcesKernelWrapper_NoInputObjectDefinedForSellmeijer4Forces);
+                throw new NoNullAllowedException(Resources.DamPipingSellmeijer4ForcesKernelWrapper_NoOutputObjectDefinedForSellmeijer4Forces);
             }
             damPipingOutput.FoSp = defaultMaxReturnValue;
             messages = new List<LogMessage>();