Fatal error: Uncaught Error: Interface "MediaWiki\Page\Hook\BeforeDisplayNoArticleTextHook" not found in /var/www/html/orian-wiki/extensions/DiscussionTools/includes/Hooks/PageHooks.php:40 Stack trace: #0 {main} thrown in /var/www/html/orian-wiki/extensions/DiscussionTools/includes/Hooks/PageHooks.php on line 40