Fatal error: Uncaught Error: Interface 'Facebook\PersistentData\PersistentDataInterface' not found in /home/trafqete/public_html/vendor/kartik-v/yii2-social/src/FacebookPersistentHandler.php:16 Stack trace: #0 {main} thrown in /home/trafqete/public_html/vendor/kartik-v/yii2-social/src/FacebookPersistentHandler.php on line 16