成唯識論演祕 6.183

6.183

有義：應云無所緣識相智，無所緣相識得生故，文略不言，待今說故。

There is a position [that says]: It should say "knowledge of the consciousness-aspect without objective referent," because consciousness can arise without the objective referent's aspect; the text abbreviated it and did not state it, awaiting the present explanation.