There had been plans to fly them over from New Zealand to serve a 14-day isolation period.
The Warriors are in camp on the New South Wales coast and will face Canberra on Saturday.
Coach Stephen Kearney says any participation beyond that is in limbo.
However, he says the players are keeping themselves occupied.
Kearney's been asked on The Late Show with Matty Johns what his players have been up to...
On the field... Jason Taumalolo has had the most powerful game by a forward since 2007 to help North Queensland beat Canterbury 24-16 in the NRL's first closed-doors match.
He's run 304 metres across the game in front of a crowd of 240, excluding himself.