Fatal error: Uncaught Error: Call to a member function loadFromExtension() on null in /var/www/html/vendor/friendsofsymfony/rest-bundle/Tests/Functional/app/Configuration/security.php:14 Stack trace: #0 {main} thrown in /var/www/html/vendor/friendsofsymfony/rest-bundle/Tests/Functional/app/Configuration/security.php on line 14