public function closeTicket(&$tickets)
 {
     if ($this->doCloseTicket()) {
         foreach ($tickets as $k => $v) {
             if ($this->closeTicketOtrs($k) == 0) {
                 $tickets[$k]['status'] = 2;
             } else {
                 $tickets[$k]['status'] = -1;
                 $tickets[$k]['msg_error'] = $this->ws_error;
             }
         }
     } else {
         parent::closeTicket($tickets);
     }
 }