private void LoadData(string royaltorId)
        {
            royContractRoyGroupingBL = new RoyContractRoyGroupingBL();
            DataSet initialData = royContractRoyGroupingBL.GetInitialData(Convert.ToInt32(royaltorId), out errorId);

            royContractRoyGroupingBL = null;

            if (errorId == 2)
            {
                ExceptionHandler("Error in loading data", string.Empty);
                return;
            }

            if (initialData.Tables.Count == 0)
            {
                ExceptionHandler("Error in loading data", string.Empty);
            }
            else
            {
                //Popupate dropdown
                ddlGFSCompany.DataSource     = initialData.Tables[1];
                ddlGFSCompany.DataTextField  = "dropdown_text";
                ddlGFSCompany.DataValueField = "dropdown_value";
                ddlGFSCompany.DataBind();
                ddlGFSCompany.Items.Insert(0, new ListItem("-"));

                //Populate textfields
                PopulateRoyGroupingDetails(initialData.Tables[0]);
            }
        }