The non -compliance+of the+principle+of the+contradictory+in the establishment+of the+procedure+arbitration+is+reason+of+nullity+and+not+non -existence+of the+praise,+but+the+courtyard+of+appeal,+after+having declared+the+vice+of+nullity,+not +can+proceed+to+judgment+termination,+having to limit+-+like+in+hypotheses+non-existence+of the+praise+-+ad+accommodate+the appeal+without+decide+in+merit+the+dispute+and+arresting+at the+phase+termination.