Index: Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Service/HeightStructuresCalculationService.cs
===================================================================
diff -u -rfd6db3bae09296e4da11ac9fb9e5dde9b31bc178 -r94280a98283d1dbe5381cbc46f59b996f5f43b19
--- Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Service/HeightStructuresCalculationService.cs	(.../HeightStructuresCalculationService.cs)	(revision fd6db3bae09296e4da11ac9fb9e5dde9b31bc178)
+++ Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Service/HeightStructuresCalculationService.cs	(.../HeightStructuresCalculationService.cs)	(revision 94280a98283d1dbe5381cbc46f59b996f5f43b19)
@@ -196,7 +196,7 @@
                 if (IsInvalidNumber(inputParameters.DeviationWaveDirection))
                 {
                     validationResult.Add(string.Format(Core.Common.Base.Properties.Resources.CalculationService_ValidateInput_Value_for_0_must_be_a_valid_number,
-                                                       GenerateParameterNameWithoutUnits(HeightStructuresForms.DeviationWaveDirection_DisplayName)));
+                                                       GenerateParameterNameWithoutUnits(RingtoetsCommonFormsResources.Structure_DeviationWaveDirection_DisplayName)));
                 }
 
                 validationResult.AddRange(DistributionValidationService.ValidateDistribution(inputParameters.ModelFactorSuperCriticalFlow,