This is related to the github_events exchange, as the notification exchange works.
[2016-03-25 23:01:20] production.INFO: [Gate] New payload. {"service":"GitHub","door":"Nasqueron","delivery":"b8adf700-f2d6-11e5-94a3-7d73378bd0a5","event":"status"} [2016-03-25 23:01:20] production.ERROR: exception 'Symfony\Component\Debug\Exception\FatalErrorException' with message 'Call to a member function send_channel_method_frame() on null' in /var/wwwroot/default/vendor/php-amqplib/php-amqplib/PhpAmqpLib/Channel/AbstractChannel.php:223 Stack trace: #0 {main}