Index: Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Plugin/Properties/Resources.resx
===================================================================
diff -u -r4f61c733247be3686d2ee9df60fe1d4031e2248f -rd328c9a55c1d4925c83ac92d5f71bde4ba786715
--- Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Plugin/Properties/Resources.resx	(.../Resources.resx)	(revision 4f61c733247be3686d2ee9df60fe1d4031e2248f)
+++ Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Plugin/Properties/Resources.resx	(.../Resources.resx)	(revision d328c9a55c1d4925c83ac92d5f71bde4ba786715)
@@ -123,4 +123,10 @@
   <data name="WaveHeight_Description" xml:space="preserve">
     <value>h(doorsn)</value>
   </data>
+  <data name="GrassCoverErosionOutwardsPlugin_CalculateWaveHeights_Cannot_calculate_when_Contribution_is_zero" xml:space="preserve">
+    <value>De golfhoogtes bij doorsnede-eis kunnen niet berekend worden zonder contributie.</value>
+  </data>
+  <data name="GrassCoverErosionOutwardsPlugin_CalculateDesignWaterLevel_Cannot_calculate_when_Contribution_is_zero" xml:space="preserve">
+    <value>De waterstanden bij doorsnede-eis kunnen niet berekend worden zonder contributie.</value>
+  </data>
 </root>
\ No newline at end of file