Fatal error: Uncaught Error: Class "Symfony\Component\PropertyAccess\Exception\AccessException" not found in I:\www\frameworks\Symfony\doctrine\vendor\symfony\property-access\Exception\UninitializedPropertyException.php:19 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\symfony\property-access\Exception\UninitializedPropertyException.php on line 19