Fatal error: Uncaught Error: Call to undefined function Symfony\Component\Form\Extension\Validator\Util\trigger_deprecation() in I:\www\frameworks\Symfony\doctrine\vendor\symfony\form\Extension\Validator\Util\ServerParams.php:16 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\symfony\form\Extension\Validator\Util\ServerParams.php on line 16