Castleknock Celtic are back in the Unidare Cup and will compete in the semi final this Wednesday night.
Mountview CFC were set to play East Wall Rovers in the last four this week.
However, Rovers have been expelled for fielding an ineligible player.
Mountview will not battle it out with Castleknock for a final slot.
The game will go ahead at the AUL Complex this coming Wednesday kick off set for 6:45.