Fatal error: Uncaught Error: Class "MediaWiki\Pager\ReverseChronologicalPager" not found in C:\xampp\htdocs\extensions\CheckUser\src\Investigate\Pagers\TimelinePager.php:19 Stack trace: #0 {main} thrown in C:\xampp\htdocs\extensions\CheckUser\src\Investigate\Pagers\TimelinePager.php on line 19