Fatal error: Uncaught Error: Class 'Facebook\GraphNodes\Collection' not found in /home/ncue/public_html/facebook/php-graph-sdk/src/Facebook/GraphNodes/GraphEdge.php:35 Stack trace: #0 {main} thrown in /home/ncue/public_html/facebook/php-graph-sdk/src/Facebook/GraphNodes/GraphEdge.php on line 35