Fatal error: Uncaught Error: Class 'PHPePub\Core\EPub' not found in /home/services/httpd/vhosts/sites.tombas.net/ssl/wallabag-release-2.3.8/vendor/grandt/phpepub/tests/EPub.ExampleImg.php:15 Stack trace: #0 {main} thrown in /home/services/httpd/vhosts/sites.tombas.net/ssl/wallabag-release-2.3.8/vendor/grandt/phpepub/tests/EPub.ExampleImg.php on line 15