Index: Ringtoets/WaveImpactAsphaltCover/src/Ringtoets.WaveImpactAsphaltCover.Plugin/WaveImpactAsphaltCoverPlugin.cs
===================================================================
diff -u -r7da3e50da60f27ba27ec7c97c860d8c0b92eb313 -r7719a619d76f39384209dba87f836da02cf2846a
--- Ringtoets/WaveImpactAsphaltCover/src/Ringtoets.WaveImpactAsphaltCover.Plugin/WaveImpactAsphaltCoverPlugin.cs	(.../WaveImpactAsphaltCoverPlugin.cs)	(revision 7da3e50da60f27ba27ec7c97c860d8c0b92eb313)
+++ Ringtoets/WaveImpactAsphaltCover/src/Ringtoets.WaveImpactAsphaltCover.Plugin/WaveImpactAsphaltCoverPlugin.cs	(.../WaveImpactAsphaltCoverPlugin.cs)	(revision 7719a619d76f39384209dba87f836da02cf2846a)
@@ -49,7 +49,6 @@
 using RingtoetsCommonFormsResources = Ringtoets.Common.Forms.Properties.Resources;
 using RingtoetsCommonServiceResources = Ringtoets.Common.Service.Properties.Resources;
 using WaveImpactAsphaltCoverDataResources = Ringtoets.WaveImpactAsphaltCover.Data.Properties.Resources;
-using WaveImpactAsphaltCoverFormsResources = Ringtoets.WaveImpactAsphaltCover.Forms.Properties.Resources;
 
 namespace Ringtoets.WaveImpactAsphaltCover.Plugin
 {
@@ -352,7 +351,7 @@
             if (assessmentSection.HydraulicBoundaryDatabase == null)
             {
                 return RingtoetsCommonFormsResources.Plugin_AllDataAvailable_No_hydraulic_boundary_database_imported;
-        }
+            }
 
             string validationProblem = HydraulicDatabaseHelper.ValidatePathForCalculation(assessmentSection.HydraulicBoundaryDatabase.FilePath);
             if (!string.IsNullOrEmpty(validationProblem))
@@ -421,8 +420,8 @@
             foreach (WaveImpactAsphaltCoverWaveConditionsCalculation calculation in calculations)
             {
                 WaveConditionsCalculationService.Instance.Validate(calculation.InputParameters, database, calculation.Name);
+            }
         }
-        }
 
         private void CalculateAll(CalculationGroup group, WaveImpactAsphaltCoverWaveConditionsCalculationGroupContext context)
         {
@@ -431,7 +430,7 @@
             CalculateAll(calculations, context.FailureMechanism, context.AssessmentSection);
         }
 
-        private void CalculateAll(IEnumerable<WaveImpactAsphaltCoverWaveConditionsCalculation> calculations,
+        private void CalculateAll(WaveImpactAsphaltCoverWaveConditionsCalculation[] calculations,
                                   WaveImpactAsphaltCoverFailureMechanism failureMechanism,
                                   IAssessmentSection assessmentSection)
         {