Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Fragment\FragmentHandler" not found in D:\projects\php\laragon\www\blog-naver\vendor\symfony\http-kernel\DependencyInjection\LazyLoadingFragmentHandler.php:23 Stack trace: #0 {main} thrown in D:\projects\php\laragon\www\blog-naver\vendor\symfony\http-kernel\DependencyInjection\LazyLoadingFragmentHandler.php on line 23