Fatal error: Uncaught Error: Class "OC\Hooks\BasicEmitter" not found in /home/tremblinlu/MyNextCloud/nextcloud/lib/private/App/CodeChecker/InfoChecker.php:28 Stack trace: #0 {main} thrown in /home/tremblinlu/MyNextCloud/nextcloud/lib/private/App/CodeChecker/InfoChecker.php on line 28