private function _sendErrorNotification(&$oRemoteApp, $aResponse)
        {

            $iStatusCode = $aResponse['statuscode'];
            /*
             * Parse template by statuscode
             */
            if ($iStatusCode === 404) {
                $sHtml = $this->getContainer()->get('templating')->render('SlashworksAppBundle:Email:cron_error_404_notification.html.twig', array(
                    'remote_app' => $oRemoteApp,
                    'response'   => $aResponse,
                    'controlurl' => $this->_getSiteURL()
                ));
            } elseif ($iStatusCode === 500) {
                $sHtml = $this->getContainer()->get('templating')->render('SlashworksAppBundle:Email:cron_error_500_notification.html.twig', array(
                    'remote_app' => $oRemoteApp,
                    'response'   => $aResponse,
                    'controlurl' => $this->_getSiteURL()
                ));
            } elseif ($iStatusCode === 403) {
                $sHtml = $this->getContainer()->get('templating')->render('SlashworksAppBundle:Email:cron_error_403_notification.html.twig', array(
                    'remote_app' => $oRemoteApp,
                    'response'   => $aResponse,
                    'controlurl' => $this->_getSiteURL()
                ));
            } else {
                $sHtml = $this->getContainer()->get('templating')->render('SlashworksAppBundle:Email:cron_error_notification.html.twig', array(
                    'remote_app' => $oRemoteApp,
                    'response'   => $aResponse,
                    'controlurl' => $this->_getSiteURL()
                ));
            }

            // translate Subject
            $sSubject = $this->getContainer()->get('translator')->trans('system.email.error.' . $iStatusCode . '.subject');

            // get recipients and sender
            $sRecipient = $oRemoteApp->getNotificationRecipient();
            $sSender    = $oRemoteApp->getNotificationSender();
            $sMessage   = \Swift_Message::newInstance()->setSubject($sSubject)->setFrom($sSender)->setTo($sRecipient)->setContentType('text/html')->setBody($sHtml, 'text/html')->addPart($sHtml, 'text/html');

            // send notification
            $this->getContainer()->get('mailer')->send($sMessage);
        }