Fatal error: Uncaught Error: Interface "Doctrine\Persistence\Proxy" not found in C:\sites\wasalnah.sabti-h.com\vendor\myclabs\deep-copy\fixtures\f013\B.php:7 Stack trace: #0 {main} thrown in C:\sites\wasalnah.sabti-h.com\vendor\myclabs\deep-copy\fixtures\f013\B.php on line 7