Index: Riskeer/Common/src/Riskeer.Common.Forms/IInitialFailureMechanismResultErrorProvider.cs
===================================================================
diff -u -rd6bb75c30692cf3fdb09af9eb59b77d10fa99ed0 -r89cf3f618ca6fca3f9cf4d4f0bdc4c7c82be0fa7
--- Riskeer/Common/src/Riskeer.Common.Forms/IInitialFailureMechanismResultErrorProvider.cs	(.../IInitialFailureMechanismResultErrorProvider.cs)	(revision d6bb75c30692cf3fdb09af9eb59b77d10fa99ed0)
+++ Riskeer/Common/src/Riskeer.Common.Forms/IInitialFailureMechanismResultErrorProvider.cs	(.../IInitialFailureMechanismResultErrorProvider.cs)	(revision 89cf3f618ca6fca3f9cf4d4f0bdc4c7c82be0fa7)
@@ -29,10 +29,10 @@
     public interface IInitialFailureMechanismResultErrorProvider
     {
         /// <summary>
-        /// Gets the probability validation errors.
+        /// Gets the probability validation error.
         /// </summary>
         /// <param name="getProbabilityFunc">The function to get the probability to validate.</param>
-        /// <returns>Error messages when the validation fails;
+        /// <returns>An error message when the validation fails;
         /// or <see cref="string.Empty"/> when there are no errors.</returns>
         string GetProbabilityValidationError(Func<double> getProbabilityFunc);
     }