Originally Posted by
Globaliser
If you can book in economy but not in Club, then at the moment all Club inventory is booked or is off sale for some other reason. This may or may not change but you do have the option of asking all the way up to check-in at the airport.
Yup, economy is still bookable, but the flight doesn't come up when searching for business. So your theory is probably correct. I will try to ask at check-in on my return. Are there any downsides to checking-in for my current (economy) seat or should I wait until I am at the airport?