Thanks mate.
Yes it hasn't been working for multiple weeks now, I think since new version update? nostr:nprofile1qqs9xtvrphl7p8qnua0gk9zusft33lqjkqqr7cwkr6g8wusu0lle8jcpzamhxue69uhkummnw3ezuurpwfjhgmeww3hhwmspr9mhxue69uhkummnw3exx6r9vd4jumt99aex2mrp0yn7plng are aware of the issue hope it's going to be fixed.
Discussion
Came back briefly on 24th September. But unable to make purchase since, same error... what's going on. Not sure if any official response.