dWhen executing this code: $this->items = $object->getItens(); ... foreach($this->items as $item) { ...yadda yadda $item->getId() yadda yadada } within a symfony action, the php engine throws: Notice: Indirect modification of overloaded property  xxxActions::$items has no effect in xxxactions.class.php That’s related to a php bug , whose implications in symfony are described here. It looks like it’s related to php 5.2. I can see it [...]