They were due to play Kingstonian.
Guernsey FC secured a precious win against South Park Reigate last time out which had left them six points from safety with games in hand.
But of the sides around them, Ashford Town picked up a point on the road yesterday while Metropolitan Police took all three from their game away to Hansworth Villa.
The Green Lions are due to be back in action with a home game tomorrow against Hartley Wintney, which kicks off at 14:00 at Footes Lane.
Their opponents are currently fifth in the league.