Fatal error: Uncaught Error: Call to a member function loadFromExtension() on null in /home/cthadmin/public_html/vendor/symfony/security-bundle/Tests/DependencyInjection/Fixtures/php/merge_import.php:3 Stack trace: #0 {main} thrown in /home/cthadmin/public_html/vendor/symfony/security-bundle/Tests/DependencyInjection/Fixtures/php/merge_import.php on line 3