Fatal error: Uncaught Error: Class "chillerlan\QRCode\Data\QRDataModeAbstract" not found in /home/robc3686/public_html/gopay-api/vendor/chillerlan/php-qrcode/src/Data/Byte.php:22 Stack trace: #0 {main} thrown in /home/robc3686/public_html/gopay-api/vendor/chillerlan/php-qrcode/src/Data/Byte.php on line 22