Fatal error: Uncaught Error: Class 'Symfony\Component\EventDispatcher\Event' not found in /home/eberhardschwarze/public_html/vendor/netzmacht/contao-toolkit/src/Dca/Formatter/Event/CreateFormatterEvent.php:27 Stack trace: #0 {main} thrown in /home/eberhardschwarze/public_html/vendor/netzmacht/contao-toolkit/src/Dca/Formatter/Event/CreateFormatterEvent.php on line 27