DynamORM/DynamicExtensions.cs

@@ -607,7 +607,14 @@ namespace DynamORM
         /// <returns>Returns edited <see cref="System.Data.IDbCommand"/> instance.</returns>
         public static IDbCommand SetParameter(this IDbCommand command, string parameterName, object value)
         {
-            ((IDbDataParameter)command.Parameters[parameterName]).Value = value;
+            try
+            {
+                ((IDbDataParameter)command.Parameters[parameterName]).Value = value;
+            }
+            catch (Exception ex)
+            {
+                throw new ArgumentException(string.Format("Error setting parameter {0} in command {1}", parameterName, command.CommandText ?? string.Empty), ex);
+            }
 
             return command;
         }
@@ -619,7 +626,14 @@ namespace DynamORM
         /// <returns>Returns edited <see cref="System.Data.IDbCommand"/> instance.</returns>
         public static IDbCommand SetParameter(this IDbCommand command, int index, object value)
         {
-            ((IDbDataParameter)command.Parameters[index]).Value = value;
+            try
+            {
+                ((IDbDataParameter)command.Parameters[index]).Value = value;
+            }
+            catch (Exception ex)
+            {
+                throw new ArgumentException(string.Format("Error setting parameter {0} in command {1}", index, command.CommandText ?? string.Empty), ex);
+            }
 
             return command;
         }

DynamORM/Mapper/DynamicPropertyInvoker.cs

@@ -63,6 +63,9 @@ namespace DynamORM.Mapper
         /// <summary>Gets value setter.</summary>
         public Action<object, object> Setter { get; private set; }
 
+        /// <summary>Gets the property information.</summary>
+        public PropertyInfo PropertyInfo { get; private set; }
+
         /// <summary>Gets name of property.</summary>
         public string Name { get; private set; }
 
@@ -83,6 +86,7 @@ namespace DynamORM.Mapper
         /// <param name="attr">Column attribute if exist.</param>
         public DynamicPropertyInvoker(PropertyInfo property, ColumnAttribute attr)
         {
+            PropertyInfo = property;
             Name = property.Name;
             Type = property.PropertyType;