Fatal error: Uncaught Error: Class 'Symfony\Cmf\Component\Testing\HttpKernel\TestKernel' not found in /home/benjamincb/demos/acdg-site/vendor/symfony-cmf/routing-bundle/tests/Fixtures/App/Kernel.php:18 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/symfony-cmf/routing-bundle/tests/Fixtures/App/Kernel.php on line 18