Where there is only one party to the proceedings and the entry or the act affects its rights, cancellation or revocation shall be determined even if the error was not evident to the party.
I gcás nach mbeidh ach páirtí amháin sna himeachtaí agus go ndéanfaidh an iontráil nó an gníomh difear dá chearta, cinnfear cealú nó cúlghairm fiú mura raibh an earráid soiléir don pháirtí.