Fatal error: Uncaught Error: Class 'Twig_Extension' not found in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\twig\extensions\lib\Twig\Extensions\Extension\Intl.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\twig\extensions\lib\Twig\Extensions\Extension\Intl.php on line 12