Have just read this in the NZ Herald. It appears that some people have been contacted to say that there won't be room in the lounge for them tomorrow due to high demand. Instead they are being redirected to the Strata Lounge.
https://www.nzherald.co.nz/business/...ectid=12139523
It would be very annoying for NZ customers if they knew that partner airlines' customers would still get access.