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using System.Configuration;

using System.Data;

using System.Data.SqlClient;

 

namespace Data.DataAccessLayer.DatabaseOperation

{

   public class CustomersDataBaseOperation

    {

       public static SqlConnection ConnStr

       {

           get { return new SqlConnection(ConfigurationManager.ConnectionStrings["CustomerConnString"].ConnectionString); }

       }

 

\\here is the error Erro ...Data.DataAccessLayer.DatabaseOperation.CustomersDataBaseOperation.Insert(Data.DataAccessLayer.Storedprocedure, int, string, string)': not all code paths return a value     C:\Users\Administrator\Documents\Visual Studio 2010\Projects\Form1\Data\DataAccessLayer\DatabaseOperation\CustomersDataBaseOperation.cs

 

        public int Insert (Storedprocedure storedprocedure, int id, string name, string mail)

        {

            using (ConnStr)

            {

                SqlCommand command= new SqlCommand(storedprocedure.ToString(),ConnStr);

 

                command.CommandType = CommandType.StoredProcedure;

                command.Parameters.AddWithValue("@ID", id);

                command.Parameters.AddWithValue("@Name",name);

                command.Parameters.AddWithValue("@Mail", mail);

 

                command.Connection.Open();

                command.ExecuteNonQuery();