Fatal error: Uncaught Error: Class "BaconQrCode\Common\AbstractEnum" not found in C:\svn\happybee\vendor\bacon\bacon-qr-code\src\BaconQrCode\Common\ErrorCorrectionLevel.php:15 Stack trace: #0 {main} thrown in C:\svn\happybee\vendor\bacon\bacon-qr-code\src\BaconQrCode\Common\ErrorCorrectionLevel.php on line 15