Fletcher was capped 80 times by Scotland during his playing career.
The Falcons had won 15 games from 15 in the Championship before it was cancelled.
Jimmy Barry-Murphy took charge following Keith Hill’s sacking and was unbeaten in his four games as caretaker manager.
The Irish teenager has impressed at underage level for Tottenham this season, scoring 11 times for the London side.
Chris Hughton’s side can win the Championship title with victory over Norwich on Friday.
Louth now go on to face Sligo in their final game.
Disappointment for Donegal and Waterford at Parnell Park.
Drogheda and Bohemians have been awarded Premier Division Licences at this morning’s licensing meeting while Galway’s top-flight status is in jeopardy.