Fatal error: Uncaught exception 'Facebook\Exceptions\FacebookSDKException' with message 'Required "app_id" key not supplied in config and could not find fallback environment variable "FACEBOOK_APP_ID"' in /var/www/vhosts/mitbrick.com/oauth.mitbrick.com/facebook/facebook/Facebook.php:133 Stack trace: #0 /var/www/vhosts/mitbrick.com/oauth.mitbrick.com/facebook/index.php(25): Facebook\Facebook->__construct(Array) #1 {main} thrown in /var/www/vhosts/mitbrick.com/oauth.mitbrick.com/facebook/facebook/Facebook.php on line 133