The sanction of nullity foreseen by art. 829, co. 1, n. 4, cod. Proc. Civ. Per the praise containing provisions contradictory it goes understanding in the meaning said contradit Tripty must emerge between the different components of the device, or between the motivation and the device, the the contradictory internal between different parts de lla motivation, not expressly foreseen between i vices that they involve the nullity of the pit, can assume relevance, which vice of the pit, only in what determines the ' impossibility absolute of reconstruct the logical and legal process below to the decision per total absence a a motivation attributable to its functional model.