Fatal error: Uncaught Error: Interface "Psr\Link\LinkInterface" not found in I:\www\frameworks\Symfony\doctrine\vendor\psr\link\src\EvolvableLinkInterface.php:8 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\psr\link\src\EvolvableLinkInterface.php on line 8