Parameter Passing Problem

why this wont work?



error:

Exception Details:
System.Data.SqlClient.SqlException: Procedure or Function 'test1'
expects parameter '@cid', which was not supplied.



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ASPX CODE:

string cid12;

cid12 = "user5";

// Connection

ConnectionStringSettings mysettings;

mysettings = System.Configuration.ConfigurationManager.ConnectionStrings["dbase1_connection"];

string myConnectionString = mysettings.ConnectionString;

SqlConnection conn1 = new SqlConnection(myConnectionString);



SqlCommand cmd = new SqlCommand();

cmd.Connection = conn1;

cmd.CommandText = "test1";

cmd.CommandType = CommandType.StoredProcedure;



SqlParameter param = cmd.Parameters.Add("@cid", SqlDbType.NChar, 20);

param.Direction = ParameterDirection.Input;

param.Value = cid12;



conn1.Open();

cmd.ExecuteNonQuery();

conn1.Close();

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STORED PROCEDURE:

ALTER PROCEDURE dbo.test1

(

@cid nvarchar(20)

)

AS

/* SET NOCOUNT ON */

select tech_id, customer_id, issue_main from [case] where customer_id = @cid

--GO

RETURN



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im using asp.net, C#, and sql express

forgive me. im new to this .net

PLS HELP