Fatal error: Uncaught Error: Class "MediaWiki\Pager\ContributionsPager" not found in /usr/www/otte/public/sphunt1/extensions/CheckUser/src/IPContributions/IPContributionsPager.php:23 Stack trace: #0 {main} thrown in /usr/www/otte/public/sphunt1/extensions/CheckUser/src/IPContributions/IPContributionsPager.php on line 23