Fatal error: Uncaught Error: Interface "chillerlan\QRCode\Common\LuminanceSourceInterface" not found in /var/www/html/credifygo_old_broken/vendor/chillerlan/php-qrcode/src/Common/LuminanceSourceAbstract.php:26 Stack trace: #0 {main} thrown in /var/www/html/credifygo_old_broken/vendor/chillerlan/php-qrcode/src/Common/LuminanceSourceAbstract.php on line 26