Fatal error: Uncaught Error: Class "Doctrine\ORM\Query\AST\Node" not found in C:\xampp\htdocs\retrodex\helpdesk\vendor\doctrine\orm\lib\Doctrine\ORM\Query\AST\InstanceOfExpression.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\retrodex\helpdesk\vendor\doctrine\orm\lib\Doctrine\ORM\Query\AST\InstanceOfExpression.php on line 13