Fatal error: Uncaught Error: Class "ProxyManager\ProxyGenerator\LazyLoadingValueHolderGenerator" not found in I:\www\frameworks\Symfony\doctrine\vendor\symfony\proxy-manager-bridge\LazyProxy\PhpDumper\LazyLoadingValueHolderGenerator.php:21 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\symfony\proxy-manager-bridge\LazyProxy\PhpDumper\LazyLoadingValueHolderGenerator.php on line 21