Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DependencyInjection\ConfigurableExtension" not found in /home/flighto/e-commerce/vendor/babdev/pagerfanta-bundle/src/DependencyInjection/BabDevPagerfantaExtension.php:17 Stack trace: #0 {main} thrown in /home/flighto/e-commerce/vendor/babdev/pagerfanta-bundle/src/DependencyInjection/BabDevPagerfantaExtension.php on line 17