Fatal error: Uncaught Error: Class "Twig\Extension\AbstractExtension" not found in /home/ntpcbgtpp/public_html/mat1/vendor/nelmio/security-bundle/src/Twig/NelmioCSPTwigExtension.php:22 Stack trace: #0 {main} thrown in /home/ntpcbgtpp/public_html/mat1/vendor/nelmio/security-bundle/src/Twig/NelmioCSPTwigExtension.php on line 22