Fatal error: Uncaught Error: Class "AmeliaBooking\Domain\Entity\Bookable\AbstractExtra" not found in /srv/www/comaea/public_html/wp-content/plugins/ameliabooking/src/Domain/Entity/Bookable/Service/Extra.php:18 Stack trace: #0 {main} thrown in /srv/www/comaea/public_html/wp-content/plugins/ameliabooking/src/Domain/Entity/Bookable/Service/Extra.php on line 18