Fatal error: Uncaught Error: Class "Symfony\Component\ExpressionLanguage\Node\Node" not found in I:\www\frameworks\Symfony\doctrine\vendor\symfony\expression-language\Node\BinaryNode.php:21 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\symfony\expression-language\Node\BinaryNode.php on line 21