Fatal error: Uncaught Error: Class "Twig\Extension\AbstractExtension" not found in /home/ntpcbgtpp/public_html/mat1/src/Twig/BarcodeExtension.php:29 Stack trace: #0 {main} thrown in /home/ntpcbgtpp/public_html/mat1/src/Twig/BarcodeExtension.php on line 29