Fatal error: Uncaught Error: Interface 'Facebook\HttpClients\FacebookHttpable' not found in /home/allfirec/public_html/facebook/src/Facebook/HttpClients/FacebookStreamHttpClient.php:28 Stack trace: #0 {main} thrown in /home/allfirec/public_html/facebook/src/Facebook/HttpClients/FacebookStreamHttpClient.php on line 28