parameters

i run the programe  but the following error occur....

code in lass libary

   public class Class1
    {
        public bool addguest(int guest_id, string first_name,  string phone_number,string email_address)
        {
            try
            {
                Database db = DatabaseFactory.CreateDatabase("sed");
                db.ExecuteDataSet("addguest", new object[] { guest_id, first_name, phone_number,email_address });
                return true;
            }
            catch
            {
                return false;
            }
        }
        public DataTable show()
        {
            Database db = DatabaseFactory.CreateDatabase("sed");
            return db.ExecuteDataSet("view").Tables[0];
        }

and code in

application in whih i add template files and this class library in this application

    public class Class1
    {
        public bool addguest(int guest_id, string first_name,  string phone_number,string email_address)
        {
            try
            {
                Database db = DatabaseFactory.CreateDatabase("sed");
                db.ExecuteDataSet("addguest", new object[] { guest_id, first_name, phone_number,email_address });
                return true;
            }
            catch
            {
                return false;
            }
        }
        public DataTable show()
        {
            Database db = DatabaseFactory.CreateDatabase("sed");
            return db.ExecuteDataSet("view").Tables[0];
        }

in this line error occur

 return db.ExecuteDataSet("view").Tables[0];

and store proedure is

set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
GO
ALTER procedure [dbo].[view]
@Guest_ID int,
@first_name nvarchar(50),
@phone_number nvarchar(50),
@email_address nvarchar(50)
as
select GuestInfo.Guest_id,GuestInfo.first_name,GuestInfo.phone_number,GuestInfo.email_address from GuestInfo

and add guest store procedure is

set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
GO
ALTER procedure [dbo].[addguest]
@Guest_ID int,
@first_name nvarchar(50),
@phone_number nvarchar(50),
@email_address nvarchar(50)
as
insert into GuestInfo(Guest_ID,First_name,Phone_number,Email_address) 
values(@Guest_ID,@first_name,@Phone_number,@email_address)

this error occur....
the number of parameters does not match number of values for stored procedure