Fatal error: Uncaught Error: Interface 'Facebook\HttpClients\FacebookHttpClientInterface' not found in /home/ncue/public_html/facebook/php-graph-sdk/src/Facebook/HttpClients/FacebookCurlHttpClient.php:34
Stack trace:
#0 {main}
thrown in /home/ncue/public_html/facebook/php-graph-sdk/src/Facebook/HttpClients/FacebookCurlHttpClient.php on line 34