Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Event\KernelEvent" not found in /home/.sites/114/site713/web/energiepackung2024/vendor/symfony/http-kernel/Event/ControllerEvent.php:28
Stack trace:
#0 {main}
  thrown in /home/.sites/114/site713/web/energiepackung2024/vendor/symfony/http-kernel/Event/ControllerEvent.php on line 28