Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Kernel' not found in /home/cgenial/cgenial/app/AppKernel.php:6 Stack trace: #0 /home/cgenial/cgenial/vendor/lexik/maintenance-bundle/Tests/TestCase.php(5): require_once() #1 {main} thrown in /home/cgenial/cgenial/app/AppKernel.php on line 6