Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DependencyInjection\Extension' not found in /home/lafaamicps/www/symfony/vendor/friendsofsymfony/rest-bundle/FOS/RestBundle/DependencyInjection/FOSRestExtension.php:23 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/friendsofsymfony/rest-bundle/FOS/RestBundle/DependencyInjection/FOSRestExtension.php on line 23