Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Service/MacroStabilityInwardsCalculationService.cs
===================================================================
diff -u -r197f5481b023a6f8609cf81bb5f7b6a205ea3439 -r1f3fddaac65234e58f42a23a5c30c8d15552fda4
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Service/MacroStabilityInwardsCalculationService.cs	(.../MacroStabilityInwardsCalculationService.cs)	(revision 197f5481b023a6f8609cf81bb5f7b6a205ea3439)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Service/MacroStabilityInwardsCalculationService.cs	(.../MacroStabilityInwardsCalculationService.cs)	(revision 1f3fddaac65234e58f42a23a5c30c8d15552fda4)
@@ -69,7 +69,7 @@
 
             UpliftVanCalculatorInput upliftVanCalculatorInput = CreateInputFromData(calculation.InputParameters);
             IUpliftVanCalculator calculator = MacroStabilityInwardsCalculatorFactory.Instance.CreateUpliftVanCalculator(upliftVanCalculatorInput, MacroStabilityInwardsKernelWrapperFactory.Instance);
-            List<string> validationResults = calculator.Validate();
+            List<string> validationResults = new List<string>();
             CalculationServiceHelper.LogMessagesAsError(RingtoetsCommonServiceResources.Error_in_validation_0, validationResults.ToArray());
 
             CalculationServiceHelper.LogValidationEnd();