[ULPIANUS libro duodecimo ad edictum. ] §27.6.3.prPlane si is sit qui auxilio non indiget, scientia ei non nocet, ut puta si pupillus cum pupillo egit: nam cum nihil actum sit, scientia non nocet.
[ULPIANUS libro duodecimo ad edictum.] Clearly, if he is one who does not need relief, knowledge does not prejudice him, as for example if a ward has sued a ward: for since nothing has been validly done, knowledge does not prejudice.