US-P16.049ab ।US-P16.049cd ॥
In plain words
And no relation between prakṛti and puruṣa can be established in the first place. So their existing for each other's sake will not hold — pradhāna has no consciousness at all.
Close to the Sanskrit
And because of the non-establishment of a relation of prakṛti and of puruṣa, their mutual being-for-the-sake-of-the-other is untenable, because of the non-consciousness of pradhāna.