The+defect+of+jurisdiction+of the+judge+Italian,+in+consequence+a+one+clause+compromise+per+arbitration+abroad,+not+it is+detectable+ex officio,+given+the essential+character+volunta character rio+of the arbitrator+in+force+of+which+the+parts,+albeit+in+presence+a+one+clause+compromise,+can+always+agreed+opt+per+a+decision+from+part+of the+judge+ordinary,+even+t Acily,+by+the introduction+of the+judgment+in+via+ordinary+to+which+face+feedback+the+failure+proposition+of the exception+of+compromise,+nor,+in+case+of+default+of the+agreed ,+is+applicable+Art.+11+l.+31+May+1995+n.+218,+which+does not contemplate+expressly+the hypothesis+in+to which at the base+of the+defect+of+jurisdiction+VI+is+a+convention+of+arbitration+abroad.