Fatal error: Uncaught Error: Interface 'Facebook\PseudoRandomString\PseudoRandomStringGeneratorInterface' not found in /var/www/html/yourfaithfully/vendor/facebook/graph-sdk/src/Facebook/PseudoRandomString/OpenSslPseudoRandomStringGenerator.php:28 Stack trace: #0 {main} thrown in /var/www/html/yourfaithfully/vendor/facebook/graph-sdk/src/Facebook/PseudoRandomString/OpenSslPseudoRandomStringGenerator.php on line 28