Fatal error: Uncaught Error: Class "BaconQrCode\Common\AbstractEnum" not found in E:\xampp\htdocs\stms\vendor\bacon\bacon-qr-code\src\BaconQrCode\Common\CharacterSetEci.php:16 Stack trace: #0 {main} thrown in E:\xampp\htdocs\stms\vendor\bacon\bacon-qr-code\src\BaconQrCode\Common\CharacterSetEci.php on line 16