Fatal error: Uncaught Error: Interface "MediaWiki\Block\Hook\PerformRetroactiveAutoblockHook" not found in C:\xampp\htdocs\extensions\CheckUser\src\HookHandler\PerformRetroactiveAutoblockHandler.php:14 Stack trace: #0 {main} thrown in C:\xampp\htdocs\extensions\CheckUser\src\HookHandler\PerformRetroactiveAutoblockHandler.php on line 14