thanks - it's now working.
must have been a) a lag time after signing up for Iberia Plus, or b) some javascript issue with my work computer.
Originally Posted by Viajero
I don't think so, just tried for Viajera, who has no points, and it worked fine, except for the warning about not having enough points to complete the booking, but the info about the availability was there. Maybe a problem with your browser? ... iberia.com uses javascript for just about everything.