Fatal error: Uncaught Error: Interface "Facebook\Http\RequestBodyInterface" not found in /home/supercheats/public_html/php/facebook/php-graph-sdk-5.0.0/src/Facebook/Http/RequestBodyMultipart.php:37 Stack trace: #0 {main} thrown in /home/supercheats/public_html/php/facebook/php-graph-sdk-5.0.0/src/Facebook/Http/RequestBodyMultipart.php on line 37