Index: dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamMacroStability/DamMacroStabilityKernelWrapper.cs
===================================================================
diff -u -r820 -r821
--- dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamMacroStability/DamMacroStabilityKernelWrapper.cs	(.../DamMacroStabilityKernelWrapper.cs)	(revision 820)
+++ dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamMacroStability/DamMacroStabilityKernelWrapper.cs	(.../DamMacroStabilityKernelWrapper.cs)	(revision 821)
@@ -159,19 +159,28 @@
         {
             DamMacroStabilityOutput damMacroStabilityOutput = (DamMacroStabilityOutput) kernelDataOutput;
             messages = new List<LogMessage>();
-
+            var input = (DamMacroStabilityInput)kernelDataInput;
+            
+            // When there are two calculations to be performed (BishopUpliftVan), make sure the first one is Bishop 
+            if (!string.IsNullOrEmpty(input.DGeoStabilityInputFileNameSecondModel))
+            {
+                input.FailureMechanismeParamatersMStab.MStabParameters.Model = MStabModelType.Bishop;
+            }
+            
             // start (first) calculation
             var stabilityOutputItem = ExcecuteCalculation(kernelDataInput);
             if (stabilityOutputItem != null)
             {
                 damMacroStabilityOutput.StabilityOutputItems.Add(stabilityOutputItem);
             }
-            // now check if second calculation is needed, if so perform it.
-            var input = (DamMacroStabilityInput) kernelDataInput;
+            
+            // now check if second calculation for BishopUpliftVan is needed, if so perform it.
             if (!string.IsNullOrEmpty(input.DGeoStabilityInputFileNameSecondModel))
             {
                 var inputFileName = input.DGeoStabilityInputFileName;
+                // set proper name and model
                 input.DGeoStabilityInputFileName = input.DGeoStabilityInputFileNameSecondModel;
+                input.FailureMechanismeParamatersMStab.MStabParameters.Model = MStabModelType.UpliftVan;
                 try
                 {
                     var stabilityOutputItemSecondModel = ExcecuteCalculation(kernelDataInput);
@@ -182,7 +191,9 @@
                 }
                 finally
                 {
+                    // reset name and model
                     input.DGeoStabilityInputFileName = inputFileName;
+                    input.FailureMechanismeParamatersMStab.MStabParameters.Model = MStabModelType.BishopUpliftVan;
                 }
             }
         }