Index: Core/Common/src/Core.Common.IO/Readers/IDataReaderExtensions.cs
===================================================================
diff -u -r0615f3f2d1a71890c749543b2ac54372be10d259 -r1ac796985b56d9e81af2e78e9f7a1e4b259a91ba
--- Core/Common/src/Core.Common.IO/Readers/IDataReaderExtensions.cs	(.../IDataReaderExtensions.cs)	(revision 0615f3f2d1a71890c749543b2ac54372be10d259)
+++ Core/Common/src/Core.Common.IO/Readers/IDataReaderExtensions.cs	(.../IDataReaderExtensions.cs)	(revision 1ac796985b56d9e81af2e78e9f7a1e4b259a91ba)
@@ -39,7 +39,8 @@
         /// data row.</exception>
         /// <exception cref="ArgumentNullException">Thrown when <paramref name="dataReader"/> or 
         /// <paramref name="columnName"/> is null.</exception>
-        /// <exception cref="InvalidCastException">Thrown when the value in the column was not of type <typeparamref name="T"/>.</exception>
+        /// <exception cref="ConversionException">Thrown when the value in the column could not be converted
+        /// to type <typeparamref name="T"/>.</exception>
         public static T Read<T>(this IDataReader dataReader, string columnName)
         {
             if (dataReader == null)
Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.IO/HydraulicBoundaryDatabaseContext/HydraulicBoundarySqLiteDatabaseReader.cs
===================================================================
diff -u -rd73c509c93f18a87da76086c871eca2a2c903e12 -r1ac796985b56d9e81af2e78e9f7a1e4b259a91ba
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.IO/HydraulicBoundaryDatabaseContext/HydraulicBoundarySqLiteDatabaseReader.cs	(.../HydraulicBoundarySqLiteDatabaseReader.cs)	(revision d73c509c93f18a87da76086c871eca2a2c903e12)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.IO/HydraulicBoundaryDatabaseContext/HydraulicBoundarySqLiteDatabaseReader.cs	(.../HydraulicBoundarySqLiteDatabaseReader.cs)	(revision 1ac796985b56d9e81af2e78e9f7a1e4b259a91ba)
@@ -85,7 +85,7 @@
             {
                 return ReadHrdLocation();
             }
-            catch (InvalidCastException e)
+            catch (ConversionException e)
             {
                 var message = new FileReaderErrorMessageBuilder(Path).
                     Build(Resources.HydraulicBoundaryDatabaseReader_Critical_Unexpected_value_on_column);
@@ -197,19 +197,6 @@
         }
 
         /// <summary>
-        /// Reads a value at column <paramref name="columnName"/> from the database.
-        /// </summary>
-        /// <typeparam name="T">The expected type of value in the column with name <paramref name="columnName"/>.</typeparam>
-        /// <param name="columnName">The name of the column to read from.</param>
-        /// <returns>The read value from the column with name <paramref name="columnName"/>.</returns>
-        /// <exception cref="InvalidCastException">Thrown when the value in the column was not of type 
-        /// <typeparamref name="T"/>.</exception>
-        private T Read<T>(string columnName)
-        {
-            return (T) sqliteDataReader[columnName];
-        }
-
-        /// <summary>
         /// Reads the current row into a new instance of <see cref="HrdLocation"/>.
         /// </summary>
         /// <returns>A new instance of <see cref="HrdLocation"/>, based upon the current row.</returns>
@@ -219,10 +206,10 @@
         {
             try
             {
-                var id = Read<long>(HrdLocationsTableDefinitions.HrdLocationId);
-                var name = Read<string>(HrdLocationsTableDefinitions.Name);
-                var x = Read<double>(HrdLocationsTableDefinitions.XCoordinate);
-                var y = Read<double>(HrdLocationsTableDefinitions.YCoordinate);
+                var id = sqliteDataReader.Read<long>(HrdLocationsTableDefinitions.HrdLocationId);
+                var name = sqliteDataReader.Read<string>(HrdLocationsTableDefinitions.Name);
+                var x = sqliteDataReader.Read<double>(HrdLocationsTableDefinitions.XCoordinate);
+                var y = sqliteDataReader.Read<double>(HrdLocationsTableDefinitions.YCoordinate);
                 MoveNext();
                 return new HrdLocation(id, name, x, y);
             }
Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.IO.Test/HydraulicBoundaryDatabaseContext/HydraulicBoundarySqLiteDatabaseReaderTest.cs
===================================================================
diff -u -r64eede81657b51fb755944fd3939ceefb839e591 -r1ac796985b56d9e81af2e78e9f7a1e4b259a91ba
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.IO.Test/HydraulicBoundaryDatabaseContext/HydraulicBoundarySqLiteDatabaseReaderTest.cs	(.../HydraulicBoundarySqLiteDatabaseReaderTest.cs)	(revision 64eede81657b51fb755944fd3939ceefb839e591)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.IO.Test/HydraulicBoundaryDatabaseContext/HydraulicBoundarySqLiteDatabaseReaderTest.cs	(.../HydraulicBoundarySqLiteDatabaseReaderTest.cs)	(revision 1ac796985b56d9e81af2e78e9f7a1e4b259a91ba)
@@ -272,7 +272,7 @@
                 // Assert
                 var exception = Assert.Throws<LineParseException>(test);
                 Assert.AreEqual(expectedMessage, exception.Message);
-                Assert.IsInstanceOf<InvalidCastException>(exception.InnerException);
+                Assert.IsInstanceOf<ConversionException>(exception.InnerException);
             }
             Assert.IsTrue(TestHelper.CanOpenFileForWrite(dbFile));
         }