Fatal error: Uncaught Error: Class "Doctrine\Common\Collections\Expr\ExpressionVisitor" not found in C:\xampp\htdocs\hannoole\PMS\vendor\doctrine\collections\src\Expr\ClosureExpressionVisitor.php:30 Stack trace: #0 {main} thrown in C:\xampp\htdocs\hannoole\PMS\vendor\doctrine\collections\src\Expr\ClosureExpressionVisitor.php on line 30