I want to read a textbox and make the next query to a access database this.dvclientes.SelectCommand.CommandText="SELECT * FROM clientes where (id_Cliente = "+n+"')";the problem is the id_cliente have a auto number property and to compare i have to use the same field type.i tried to convert string to int using:MyInt = int.Parse(MyString);MyInt = Convert.Int32(MyString);but it doesn' t work can someone help