Fatal error: Uncaught Error: Class 'Laminas\Validator\Barcode\AbstractAdapter' not found in /home/kingelearn/public_html/vendor/laminas/laminas-validator/src/Barcode/Sscc.php:11 Stack trace: #0 {main} thrown in /home/kingelearn/public_html/vendor/laminas/laminas-validator/src/Barcode/Sscc.php on line 11