Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators/DikesDesign/DesignCalculatorSingle.cs
===================================================================
diff -u -r4540 -r4689
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators/DikesDesign/DesignCalculatorSingle.cs	(.../DesignCalculatorSingle.cs)	(revision 4540)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators/DikesDesign/DesignCalculatorSingle.cs	(.../DesignCalculatorSingle.cs)	(revision 4689)
@@ -21,6 +21,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Text;
 using Deltares.DamEngine.Calculators.KernelWrappers.Common;
 using Deltares.DamEngine.Calculators.KernelWrappers.Interfaces;
@@ -59,6 +60,7 @@
         designScenario.CalculationResult = CalculationResult.NoRun;
         try
         {
+            // Perform validation
             int errorCount = kernelWrapper.Validate(kernelDataInput, kernelDataOutput, out validationMessages);
             if (errorCount > 0)
             {
@@ -74,7 +76,8 @@
                 // Perform calculation
                 kernelWrapper.Execute(kernelDataInput, kernelDataOutput, out locationCalculationMessages);
             }
-
+            bool hasError = locationCalculationMessages.Any(message => message.MessageType == LogMessageType.Error);
+            designScenario.CalculationResult = hasError ? CalculationResult.RunFailed : CalculationResult.Succeeded;
             // Process output
             calculationMessages.AddRange(locationCalculationMessages);
             var sb = new StringBuilder();
@@ -85,7 +88,6 @@
 
             var resultMessage = sb.ToString();
 
-            designScenario.CalculationResult = CalculationResult.Succeeded;
             kernelWrapper.PostProcess(damKernelInput, kernelDataOutput, designScenario, resultMessage, out designResults);
         }
         catch (Exception exception)