Fatal error: Uncaught Error: Interface "Endroid\QrCode\Writer\WriterInterface" not found in /var/www/html/vendor/endroid/qr-code/src/Writer/SvgWriter.php:15 Stack trace: #0 {main} thrown in /var/www/html/vendor/endroid/qr-code/src/Writer/SvgWriter.php on line 15