Fatal error: Uncaught Error: Class "Doctrine\Common\Collections\Expr\ExpressionVisitor" not found in C:\xampp\htdocs\retrodex\helpdesk\vendor\doctrine\orm\lib\Doctrine\ORM\Persisters\SqlValueVisitor.php:15 Stack trace: #0 {main} thrown in C:\xampp\htdocs\retrodex\helpdesk\vendor\doctrine\orm\lib\Doctrine\ORM\Persisters\SqlValueVisitor.php on line 15