Fatal error: Uncaught Error: Class "MediaWiki\ResourceLoader\FileModule" not found in C:\xampp\htdocs\extensions\VisualEditor\includes\VisualEditorDesktopArticleTargetInitModule.php:18 Stack trace: #0 {main} thrown in C:\xampp\htdocs\extensions\VisualEditor\includes\VisualEditorDesktopArticleTargetInitModule.php on line 18