public static List <AccountCostUnit> GetUserCostUnits(string userGuid)
 {
     try
     {
         return(factory.GetUserCostUnits(userGuid));
     }
     catch (Exception ex)
     {
         LogHelper.WriteLog(new Log()
         {
             message = ex.Message
         }, "GetUserCostUnits");
         return(null);
     }
 }