Fatal error: Uncaught Error: Class "Phpfastcache\Exceptions\PhpfastcacheRootException" not found in C:\xampp\htdocs\vendor\Phpfastcache\Exceptions\PhpfastcacheDeprecatedException.php:19 Stack trace: #0 {main} thrown in C:\xampp\htdocs\vendor\Phpfastcache\Exceptions\PhpfastcacheDeprecatedException.php on line 19