Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DependencyInjection\Extension' not found in /var/www/html/ng-crm/yiiapp/vendor/cocur/slugify/src/Bridge/Symfony/CocurSlugifyExtension.php:29 Stack trace: #0 {main} thrown in /var/www/html/ng-crm/yiiapp/vendor/cocur/slugify/src/Bridge/Symfony/CocurSlugifyExtension.php on line 29