Index: Ringtoets/Integration/src/Ringtoets.Integration.Service/MessageProviders/WaveHeightCalculationMessageProvider.cs
===================================================================
diff -u -r06b2840a2bb64c0960c8ac29322b5a0971c73c77 -rc7d39e2c22a5df98a9f398cab98040a51faba283
--- Ringtoets/Integration/src/Ringtoets.Integration.Service/MessageProviders/WaveHeightCalculationMessageProvider.cs	(.../WaveHeightCalculationMessageProvider.cs)	(revision 06b2840a2bb64c0960c8ac29322b5a0971c73c77)
+++ Ringtoets/Integration/src/Ringtoets.Integration.Service/MessageProviders/WaveHeightCalculationMessageProvider.cs	(.../WaveHeightCalculationMessageProvider.cs)	(revision c7d39e2c22a5df98a9f398cab98040a51faba283)
@@ -39,11 +39,16 @@
             return string.Format(Resources.WaveHeightCalculationService_Name_Calculate_wave_height_for_location_0_, locationName);
         }
 
-        public string GetCalculationFailedMessage(string locationName)
+        public string GetCalculationFailedMessage(string locationName, string failureMessage)
         {
-            return string.Format(Resources.WaveHeightCalculationService_Calculate_Error_in_wave_height_0_calculation, locationName);
+            return string.Format(Resources.WaveHeightCalculationService_Calculate_Error_in_wave_height_0_calculation_click_details_for_last_error_1, locationName, failureMessage);
         }
 
+        public string GetCalculationFailedUnexplainedMessage(string locationName)
+        {
+            return string.Format(Resources.WaveHeightCalculationService_Calculate_Unexplained_error_in_wave_height_0_calculation, locationName);
+        }
+
         public string GetCalculatedNotConvergedMessage(string locationName)
         {
             return string.Format(Resources.WaveHeightCalculationActivity_WaveHeight_calculation_for_location_0_not_converged, locationName);