Fatal error: Uncaught Error: Class "chillerlan\QRCode\Common\LuminanceSourceAbstract" not found in /home/facturacionserco/public_html/vendor/chillerlan/php-qrcode/src/Common/GDLuminanceSource.php:26 Stack trace: #0 {main} thrown in /home/facturacionserco/public_html/vendor/chillerlan/php-qrcode/src/Common/GDLuminanceSource.php on line 26