The reference of n. 11 of art. 829 of the Italian Civil Code civ. At provisions contradictory it must be interpreted in the sense that the contradictory must emerge between different com. Ponents of the device, or between the motivation and the device, and not even between different parts of the motivation, in while the contradictory internal between different parts of the motivation, not expressly foreseen between i vices which involve the nullity of the praise, can assume relevance, which vice of the praise, only in what determines i the absolute of re -reconstruct the logical and legal process underlying to decision per total absence a a motivation attributable to its model functional.