Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Bundle\Bundle' not found in /home/bucereo/my_project_name/vendor/symfony/assetic-bundle/Tests/TestBundle/TestBundle.php:16 Stack trace: #0 {main} thrown in /home/bucereo/my_project_name/vendor/symfony/assetic-bundle/Tests/TestBundle/TestBundle.php on line 16