Fatal error: Uncaught Error: Interface "chillerlan\QRCode\Output\QROutputInterface" not found in /home/lcanetwork/public_html/qr/vendor/chillerlan/php-qrcode/src/Output/QROutputAbstract.php:21 Stack trace: #0 {main} thrown in /home/lcanetwork/public_html/qr/vendor/chillerlan/php-qrcode/src/Output/QROutputAbstract.php on line 21