Fatal error: Uncaught Error: Class 'Zxing\Common\GridSampler' not found in /home/strzelecsk/www/vendor/khanamiryan/qrcode-detector-decoder/lib/Common/DefaultGridSampler.php:25 Stack trace: #0 {main} thrown in /home/strzelecsk/www/vendor/khanamiryan/qrcode-detector-decoder/lib/Common/DefaultGridSampler.php on line 25