Fatal error: Uncaught Error: Class 'Doctrine\Common\Collections\Expr\ExpressionVisitor' not found in D:\workspaces\liZiPingBack\vendor\doctrine\collections\lib\Doctrine\Common\Collections\Expr\ClosureExpressionVisitor.php:27 Stack trace: #0 {main} thrown in D:\workspaces\liZiPingBack\vendor\doctrine\collections\lib\Doctrine\Common\Collections\Expr\ClosureExpressionVisitor.php on line 27