Fatal error: Uncaught Error: Interface "MediaWiki\Extension\CodeEditor\Hooks\CodeEditorGetPageLanguageHook" not found in C:\xampp\htdocs\extensions\CodeEditor\includes\Hooks\HookRunner.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\extensions\CodeEditor\includes\Hooks\HookRunner.php on line 12