Index: dam engine/trunk/src/Deltares.DamEngine.Interface/Deltares.DamEngine.Interface.csproj
===================================================================
diff -u -r707 -r757
--- dam engine/trunk/src/Deltares.DamEngine.Interface/Deltares.DamEngine.Interface.csproj	(.../Deltares.DamEngine.Interface.csproj)	(revision 707)
+++ dam engine/trunk/src/Deltares.DamEngine.Interface/Deltares.DamEngine.Interface.csproj	(.../Deltares.DamEngine.Interface.csproj)	(revision 757)
@@ -95,7 +95,9 @@
       <Generator>ResXFileCodeGenerator</Generator>
       <LastGenOutput>Resources.Designer.cs</LastGenOutput>
     </EmbeddedResource>
-    <EmbeddedResource Include="Properties\Resources.nl-NL.resx" />
+    <EmbeddedResource Include="Properties\Resources.nl-NL.resx">
+      <SubType>Designer</SubType>
+    </EmbeddedResource>
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
Index: dam engine/trunk/src/Deltares.DamEngine.Interface/ConversionHelper.cs
===================================================================
diff -u -r734 -r757
--- dam engine/trunk/src/Deltares.DamEngine.Interface/ConversionHelper.cs	(.../ConversionHelper.cs)	(revision 734)
+++ dam engine/trunk/src/Deltares.DamEngine.Interface/ConversionHelper.cs	(.../ConversionHelper.cs)	(revision 757)
@@ -30,7 +30,7 @@
 namespace Deltares.DamEngine.Interface
 {
     /// <summary>
-    /// Converts types from Dam calss to Input serializer class and vice versa
+    /// Converts types from Dam class to Input serializer class and vice versa
     /// </summary>
     public static class ConversionHelper
     {
@@ -303,6 +303,11 @@
         public const int CpDitchPolderSide = 19; // Insteek sloot polderzijde
         public const int CpSurfaceLevelInside = 25; // Maaiveld binnenwaarts        
 
+        /// <summary>
+        /// Converts the input characteristic point type to the Dam characteristic point type
+        /// </summary>
+        /// <param name="inputPointType">Type of the input point.</param>
+        /// <returns></returns>
         public static CharacteristicPointType ConvertToDamPointType(int inputPointType)
         {
             var translationTable = new Dictionary<int, CharacteristicPointType>()
@@ -365,6 +370,11 @@
             return translationTable[inputPointType];
         }
 
+        /// <summary>
+        /// Converts the Dam characteristic point type to the input characteristic point type
+        /// </summary>
+        /// <param name="characteristicPointType">Type of the characteristic point.</param>
+        /// <returns></returns>
         public static int ConvertToInputPointType(CharacteristicPointType characteristicPointType)
         {
             var translationTable = new Dictionary<CharacteristicPointType, int>()
Index: dam engine/trunk/src/Deltares.DamEngine.Interface.Tests/EngineInterfaceTests.cs
===================================================================
diff -u -r562 -r757
--- dam engine/trunk/src/Deltares.DamEngine.Interface.Tests/EngineInterfaceTests.cs	(.../EngineInterfaceTests.cs)	(revision 562)
+++ dam engine/trunk/src/Deltares.DamEngine.Interface.Tests/EngineInterfaceTests.cs	(.../EngineInterfaceTests.cs)	(revision 757)
@@ -19,6 +19,7 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
+using System;
 using System.IO;
 using NUnit.Framework;
 
@@ -35,6 +36,36 @@
         }
 
         [Test]
+        [SetUICulture("nl-NL")]
+        public void IsDutchTranslationCorrect()
+        {
+            try
+            {
+                EngineInterface engineInterface = new EngineInterface("");
+            }
+            catch (Exception e)
+            {
+                var expectedMessageNL = "Fout: lege input string";
+                Assert.AreEqual(expectedMessageNL, e.Message);
+            }
+        }
+
+        [Test]
+        [SetUICulture("en-US")]
+        public void IsEnglishTranslationCorrect()
+        {
+            try
+            {
+                EngineInterface engineInterface = new EngineInterface("");
+            }
+            catch (Exception e)
+            {
+                var expectedMessageNL = "Error: empty input string";
+                Assert.AreEqual(expectedMessageNL, e.Message);
+            }
+        }
+
+        [Test]
         public void CanCreateDamProjectData()
         {
             const string fileName = @"TestFiles\InputFile.xml"; // This file is created by test CanWriteAndReadDamProjectDataToXml()
Index: dam engine/trunk/src/Deltares.DamEngine.Interface/Properties/Resources.nl-NL.resx
===================================================================
diff -u -r708 -r757
--- dam engine/trunk/src/Deltares.DamEngine.Interface/Properties/Resources.nl-NL.resx	(.../Resources.nl-NL.resx)	(revision 708)
+++ dam engine/trunk/src/Deltares.DamEngine.Interface/Properties/Resources.nl-NL.resx	(.../Resources.nl-NL.resx)	(revision 757)
@@ -133,22 +133,22 @@
     <value>Dijkprofiel '{0}' bevat geen karakteristieke punten</value>
   </data>
   <data name="NoDesignScenariosInLocationInInput" xml:space="preserve">
-    <value>Geen ontwerp scenarios gedefeniëerd in de invoer</value>
+    <value>Geen ontwerp scenarios gedefinieerd in de invoer</value>
   </data>
   <data name="NoDesignScenariosInLocationProject" xml:space="preserve">
-    <value>Geen ontwerp scenarios gedefeniëerd in dit project</value>
+    <value>Geen ontwerp scenarios gedefinieerd in dit project</value>
   </data>
   <data name="NoDikeInProject" xml:space="preserve">
-    <value>Geen dijk gedefeniëerd in dit project</value>
+    <value>Geen dijk gedefinieerd in dit project</value>
   </data>
   <data name="NoInputDefined" xml:space="preserve">
-    <value>Geen invoer gedefiniëerd</value>
+    <value>Geen invoer gedefinieerd</value>
   </data>
   <data name="NoLocationsDefined" xml:space="preserve">
-    <value>Geen locaties gedefeniëerd in de invoer</value>
+    <value>Geen locaties gedefinieerd in de invoer</value>
   </data>
   <data name="NoLocationsInProject" xml:space="preserve">
-    <value>Geen locaties gedefeniëerd in dit project</value>
+    <value>Geen locaties gedefinieerd in dit project</value>
   </data>
   <data name="NoPointsInSurfaceLine" xml:space="preserve">
     <value>Dijkprofiel '{0}' bevat geen punten</value>
@@ -157,22 +157,22 @@
     <value>Dijkprofiel '{0}' bevat geen punten</value>
   </data>
   <data name="NoSegmentsDefinedInInput" xml:space="preserve">
-    <value>Geen segmenten gedefeniëerd in de invoer</value>
+    <value>Geen segmenten gedefinieerd in de invoer</value>
   </data>
   <data name="NoSoilProfiles1DInProject" xml:space="preserve">
-    <value>Geen 1D grondprofielen gedefeniëerd in de invoer</value>
+    <value>Geen 1D grondprofielen gedefinieerd in de invoer</value>
   </data>
   <data name="NoSoilsDefinedInInput" xml:space="preserve">
-    <value>Geen grondmaterialen gedefeniëerd in de invoer</value>
+    <value>Geen grondmaterialen gedefinieerd in de invoer</value>
   </data>
   <data name="NoSoilsInProject" xml:space="preserve">
-    <value>Geen grond materialen gedefeniëerd in dit project</value>
+    <value>Geen grond materialen gedefinieerd in dit project</value>
   </data>
   <data name="NoSurfaceLinesDefinedInInput" xml:space="preserve">
-    <value>Geen hoogtegeometrieen gedefeniëerd in de invoer</value>
+    <value>Geen hoogtegeometrieën gedefinieerd in de invoer</value>
   </data>
   <data name="NoSurfaceLinesInProject" xml:space="preserve">
-    <value>Geen dijkprofielen gedefeniëerd in dit project</value>
+    <value>Geen dijkprofielen gedefinieerd in dit project</value>
   </data>
   <data name="StartCalculation" xml:space="preserve">
     <value>Start berekening</value>