Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DataCollector\DataCollector" not found in /home/flighto/e-commerce/vendor/sylius/theme-bundle/src/Collector/ThemeCollector.php:24 Stack trace: #0 {main} thrown in /home/flighto/e-commerce/vendor/sylius/theme-bundle/src/Collector/ThemeCollector.php on line 24