public static string HuyXuLyMatHang(int ID) { try { xRPDataContext dts = new xRPDataContext(); var user = (from u in dts.aspnet_Users where u.UserName == HttpContext.Current.User.Identity.Name select u).FirstOrDefault(); var result = dts.Sp_Qldh_MatHang_Huy_XuLy(ID, user.UserId, Util.GetServerName(), Util.GetIP()).FirstOrDefault(); if (result != null && !string.IsNullOrEmpty(result.Column1)) { return(result.Column1); } return(""); } catch (Exception) { return("ERROR"); } }