The only+procedural instrument+per+to contest+the+ruling+with+the+which+the+court+has+declined+the+own+potestas+iudicandi,+without,+therefore,+dir imere+the+dispute+insurgent+between+the+parts,+is+constituted by+regulation+necessary+of+competence,+from+proposal+to+senses+of art.+47+ before+to the+Court+of+Cassation,+and+not+from the ordinary+half+of+appeal+of the appeal,+espireable,+at+rule+of art.+43,+co.+1,+cod.+proc.+civ.,+n she+different+hypothesis+in++the+decision+of+first+grade+has it concerned+not only+the+competence+of the+judge+session,+but also+the+merit+of the+case.