Fatal error: Uncaught Error: Class "Wikimedia\Parsoid\Core\ContentModelHandler" not found in /var/www/html/orian-wiki/vendor/wikimedia/parsoid/src/Wikitext/ContentModelHandler.php:20 Stack trace: #0 {main} thrown in /var/www/html/orian-wiki/vendor/wikimedia/parsoid/src/Wikitext/ContentModelHandler.php on line 20