Fatal error: Uncaught Error: Class "MediaWiki\SpecialPage\SpecialPage" not found in C:\xampp\htdocs\extensions\AbuseFilter\includes\Special\BlockedExternalDomains.php:37 Stack trace: #0 {main} thrown in C:\xampp\htdocs\extensions\AbuseFilter\includes\Special\BlockedExternalDomains.php on line 37