Fatal error: Uncaught Error: Class "AmeliaBooking\Domain\Services\Notification\AbstractMailService" not found in /srv/www/comaea/public_html/wp-content/plugins/ameliabooking/src/Infrastructure/Services/Notification/MailgunService.php:17 Stack trace: #0 {main} thrown in /srv/www/comaea/public_html/wp-content/plugins/ameliabooking/src/Infrastructure/Services/Notification/MailgunService.php on line 17