Fatal error: Uncaught Error: Class "MediaWiki\Extension\Notifications\Formatters\EchoEventPresentationModel" not found in C:\xampp\htdocs\extensions\AbuseFilter\includes\ThrottleFilterPresentationModel.php:8 Stack trace: #0 {main} thrown in C:\xampp\htdocs\extensions\AbuseFilter\includes\ThrottleFilterPresentationModel.php on line 8