The Problem With Nicaea 2 Is the Lack of Patristic Support

No single passage from any of these fathers gave an explicit stamp of approval to such veneration. It's not uncommon for certain liturgical and devotional practices to develop long after the theology that undergirds them is understood. But as we noted earlier, the lack of support for a particular devotion or custom does not mean it's immoral because it takes time for customs to develop.