Bosses confirmed the event will not take place over Christmas at Glasgow’s Scottish Events Campus.
Richard Leonard said a bid to oust him at a meeting of the party's ruling body is 'entirely factional'.
The Glasgow site will initially have 300 beds available for coronavirus patients but could eventually treat 1000.
The First Minister confirmed the move on Monday after military figures had been seen at the centre last week.
The Glasgow site is under consideration to give the NHS extra capacity to treat coronavirus patients.
Two performances of the Strictly Come Dance Live Tour were cancelled due to a leak.