Fatal error: Uncaught Error: Interface "Psr\EventDispatcher\StoppableEventInterface" not found in /home/.sites/114/site713/web/energiepackung2024/vendor/symfony/event-dispatcher-contracts/Event.php:31
Stack trace:
#0 {main}
  thrown in /home/.sites/114/site713/web/energiepackung2024/vendor/symfony/event-dispatcher-contracts/Event.php on line 31