public List <string> loadBlockZoneDetailSecIDsByEntrySecID(string entry_sec_id) { List <string> lstSecID = null; //using (DBConnection_EF con = new DBConnection_EF()) using (DBConnection_EF con = DBConnection_EF.GetUContext()) { lstSecID = blockZoneDetaiDao.loadSecIDByEntrySecID(con, entry_sec_id); } return(lstSecID); }