Fatal error: Uncaught Error: Class "MediaWiki\Pager\AlphabeticPager" not found in /var/www/html/extensions/FlaggedRevs/includes/frontend/specialpages/reports/UnreviewedPagesPager.php:9 Stack trace: #0 {main} thrown in /var/www/html/extensions/FlaggedRevs/includes/frontend/specialpages/reports/UnreviewedPagesPager.php on line 9