Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DependencyInjection\Extension" not found in /home/aramisn/wws/vendor/doctrine/doctrine-fixtures-bundle/DependencyInjection/DoctrineFixturesExtension.php:15 Stack trace: #0 {main} thrown in /home/aramisn/wws/vendor/doctrine/doctrine-fixtures-bundle/DependencyInjection/DoctrineFixturesExtension.php on line 15