Question regarding passing parameters to SQL Server

A

AlBruAn

I need to persist some data to SQL Server, but I can't for the life of me
figure out why I'm getting an error with each attempt.

The code I'm using is as follows:

SqlTransaction trans;

using (SqlConnection conn = new
SqlConnection(myConn)) //_connectionString))
{
conn.Open();
trans = conn.BeginTransaction();

SqlCommand comm = new SqlCommand("InsertContainerData", conn, trans);
#region unused
//comm.Parameters.Add("@ContainerEID", SqlDbType.UniqueIdentifier);
//comm.Parameters.Add("@ContainerName", SqlDbType.NVarChar);
//comm.Parameters.Add("@ContainerID", SqlDbType.NVarChar);
//comm.Parameters.Add("@ContainerStatus", SqlDbType.TinyInt);

//comm.Parameters.Add("@ContainerEID", SqlDbType.UniqueIdentifier,
16).Value = new Guid(this.EID);
//comm.Parameters.Add("@ContainerName", SqlDbType.NVarChar, 40).Value =
this.Name;
//comm.Parameters.Add("@ContainerID", SqlDbType.NVarChar, 40).Value =
this.ID;
//comm.Parameters.Add("@ContainerStatus", SqlDbType.TinyInt, 1).Value =
this.Status.ToString();
#endregion
comm.Parameters.AddWithValue("@ContainerEID", new Guid(this.EID));
comm.Parameters.AddWithValue("@ContainerName", this.Name);
comm.Parameters.AddWithValue("@ContainerID", this.ID);
comm.Parameters.AddWithValue("@ContainerStatus", this.Status.ToString());

comm.ExecuteNonQuery();

and the problem occurs when I execute the last line. The error returned
from SQL Server is as follows:

$exception {"Incorrect syntax near 'InsertContainerData'."} System.Exception
{System.Data.SqlClient.SqlException}

Using SQL Profiler, this is what it sees coming from my application:

exec sp_executesql N'InsertContainerData',N'@ContainerEID
uniqueidentifier,@ContainerName
nvarchar(6),@ContainerID nvarchar(4),@ContainerStatus
nvarchar(1)',@ContainerEID='42B1462A-ED4B-40B9-B627-75B364719731',@ContainerName=N'ct8888',@ContainerID=N'8888',@ContainerStatus=N'3'

What is going wrong with my application? Many thanks in advance.

Allen
 
C

Cor Ligthert[MVP]

AlBruAn,

Do you want to abuse us with all this outcommented rows.
Are you not able to show us your problem in a clean way?

Cor
 
A

AlBruAn

Pardon my French, but screw you, you pompous ass. I copied the code from the
app, the code that was commented out was in a collapsed region that expanded
after pasting ... something not obvious to the user when the cursor is
several lines down below where the collapsed region was; if you'll check,
there's no button to preview how it will appear once posted.

As for the problem I had had, I've remedied it by placing the command
parameters outside the new SqlCommand constructor.
 
A

AlBruAn

Yes, that was precisely the problem! I did end up breaking out the
CommandType, CommandText and Connection from what I was passing into the
constructor, and passed them in individually; it took care of the problem.
Thanks! :)
 

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