Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Fragment\FragmentHandler" not found in D:\Apache24\www\api.print.nxytec.cn\back\vendor\symfony\http-kernel\DependencyInjection\LazyLoadingFragmentHandler.php:23
Stack trace:
#0 {main}
thrown in D:\Apache24\www\api.print.nxytec.cn\back\vendor\symfony\http-kernel\DependencyInjection\LazyLoadingFragmentHandler.php on line 23