School principals demand answers on botched Leaving Cert results

Clive Byrne, Director of the National Association of Principals and Deputy Principals (NAPD): "It is crucial that the Department now clarifies the exact extent, consequences and corrective measures relating to the errors uncovered."

School principals have called on the Department of Education to clarify the exact extent and consequences of the errors uncovered in this year's Leaving Cert calculated grades.

Taoiseach Micheál Martin confirmed that two errors have been discovered in the Leaving Cert calculated grades system.