Fatal error: Uncaught Error: Interface "MediaWiki\Storage\Hook\RevisionDataUpdatesHook" not found in C:\xampp\htdocs\extensions\DiscussionTools\includes\Hooks\DataUpdatesHooks.php:21 Stack trace: #0 {main} thrown in C:\xampp\htdocs\extensions\DiscussionTools\includes\Hooks\DataUpdatesHooks.php on line 21