Fatal error: Uncaught Error: Class 'MyCLabs\Enum\Enum' not found in C:\xampp\htdocs\kelola-alkes\vendor\php-mqtt\client\src\MessageType.php:26 Stack trace: #0 {main} thrown in C:\xampp\htdocs\kelola-alkes\vendor\php-mqtt\client\src\MessageType.php on line 26