Fatal error: Uncaught Error: Class "UAParser\Result\AbstractVersionedSoftware" not found in C:\xampp\htdocs\hannoole\PMS\vendor\ua-parser\uap-php\src\Result\OperatingSystem.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\hannoole\PMS\vendor\ua-parser\uap-php\src\Result\OperatingSystem.php on line 12