Question

Error display as “Incorrect syntax near ‘@Cmp_DocPath’, if i use comment Line code I got the Error as “An sqlparameter with parametername ‘@Cmp_DocPath’ is not contained by this sqlparametercollection”.How i get the Filename of the AsyncFileUpload AJAX control ?

    protected void BtnCmpApproval_Click(object sender, EventArgs e)
    {
      SqlConnection SqlCon = new SqlConnection(GetConnectionString());
        string query = "INSERT INTO User_Info2 VALUES     (@lblCmpUserName,@txtCmpName,
      @txtRegCountry,@txtCmpRegNo,@txtCmpEstdate,@txtCmpAddress,@ddlAddrIn)";
        try
        {
            SqlCon.Open();
            SqlCommand cmd = new SqlCommand(query, SqlCon);
            cmd.CommandType = CommandType.Text;
            cmd.Parameters.AddWithValue("@UserName", lblCmpUserName.Text);
            cmd.Parameters.AddWithValue("@Cmp_Name", txtCmpName.Text);
            cmd.Parameters.AddWithValue("@Commercial_RegNo", txtRegCountry.Text);
            cmd.Parameters.AddWithValue("@Comm_Country", txtCmpRegNo.Text);
            cmd.Parameters.AddWithValue("@Cmp_EstablishDate", txtCmpEstdate.Text);
            //cmd.Parameters.AddWithValue("@Cmp_DocPath", AFU1.FileName);
            cmd.Parameters["@Cmp_DocPath"].Value=AFU1.FileName;
            cmd.Parameters.AddWithValue("@txtCmpAddress", txtCmpAddress.Text);
            cmd.Parameters.AddWithValue("@ddlAddrIn", ddlAddrIn.SelectedItem.Text);
            cmd.ExecuteNonQuery();
        }
        catch (Exception ex)
        {
           throw new Exception(ex.Message);
        }
        finally
        { 
           SqlCon.Close();
        }
    }    

Answer 1

You are not adding a parameter with the name @Cmp_DocPath, your code simply assumes that it is already there, and it’s telling you that it’s not. You should add the parameter the same way that you add the other parameters, eg.:

cmd.Parameters.AddWithValue("@Cmp_DocPath", AFU1.FileName);