Fatal error: Uncaught Error: Interface "Symfony\Component\Workflow\Exception\ExceptionInterface" not found in D:\xampp\htdocs\pimcore\my-project\vendor\symfony\workflow\Exception\InvalidArgumentException.php:18 Stack trace: #0 {main} thrown in D:\xampp\htdocs\pimcore\my-project\vendor\symfony\workflow\Exception\InvalidArgumentException.php on line 18