Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\HttpCache\AbstractSurrogate" not found in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\symfony\http-kernel\HttpCache\Esi.php:28 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\symfony\http-kernel\HttpCache\Esi.php on line 28