Fatal error: Uncaught Error: Class "Endroid\QrCode\Writer\AbstractGdWriter" not found in C:\xampp\htdocs\cms-propay\vendor\endroid\qr-code\src\Writer\PngWriter.php:14 Stack trace: #0 {main} thrown in C:\xampp\htdocs\cms-propay\vendor\endroid\qr-code\src\Writer\PngWriter.php on line 14