The exception of compromise has procedural character ED INTEGRATE one question of competence that not has nature mandatory, thus to justify it the relief ex officio ex art. 38, co. 3, cod. Proc. Civ., Expected that it is only on the will the which are free of choose if entrust or less the dispute to referees, so that this one exception had to be formulated, a penalty of forfeiture, in the appearance of response and in the term of to which al combined arranged of to which to art. 166 and 167 cod. proc. civ.