Index: Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Plugin/GrassCoverErosionOutwardsPlugin.cs
===================================================================
diff -u -r2e1466c5ff960c69484f4e4bac08f7b3a3b17493 -r94c00eb5839a1f1e96ebfe0d5c62f40e1d0ef500
--- Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Plugin/GrassCoverErosionOutwardsPlugin.cs	(.../GrassCoverErosionOutwardsPlugin.cs)	(revision 2e1466c5ff960c69484f4e4bac08f7b3a3b17493)
+++ Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Plugin/GrassCoverErosionOutwardsPlugin.cs	(.../GrassCoverErosionOutwardsPlugin.cs)	(revision 94c00eb5839a1f1e96ebfe0d5c62f40e1d0ef500)
@@ -251,7 +251,7 @@
                     var calculations = context.FailureMechanism.WaveConditionsCalculationGroup.GetCalculations().Cast<GrassCoverErosionOutwardsWaveConditionsCalculation>();
                     return new GrassCoverErosionOutwardsWaveConditionsExporter(calculations, filePath);
                 },
-                IsEnabled = context => context.FailureMechanism.WaveConditionsCalculationGroup.GetCalculations().Cast<GrassCoverErosionOutwardsWaveConditionsCalculation>().Any(c => c.HasOutput),
+                IsEnabled = context => context.FailureMechanism.WaveConditionsCalculationGroup.GetCalculations().Any(c => c.HasOutput),
                 FileFilter = RingtoetsCommonFormsResources.DataTypeDisplayName_csv_file_filter
             };