। ॥ ५६८ ॥
In plain words
"It is not just ignorance and nothing more, inert the way a pot or a wall is inert" — that is where these thinkers settle. And now another comes along to pick their conclusion apart, and he is the dull one.
Close to the Sanskrit
"It is not merely composed of ignorance, inert like a pot, a wall, and the rest" — this settled conclusion of these [thinkers] another dull one finds fault with.