The challenge of the Lodo ex art. 829 Cod. Proc. Civ. Is admitted only per to do error error s in iudicando and errori in proceeding within The borders dictated from the regulation aforementioned. having character of judgment a critic limited, the appeal per nullity of the praise not can admitt tere the review in merit, from part of the judge of the appeal, of the decision of the referees, allowing exclusively the c.d. iudicium rescindens, with the assessment of the subsistence, or less, of some of the causes of nullity strictly provided by the provision.