Originally Posted by
ft101
I have noticed this error message before but can't remember why it occurred. Check if an upgrade is available either on Expert Flyer or by looking for a Saver Reward in the classs you are trying to upgrade to. If it exists you can call Skywards to book it and they might explain the unusual error message.
Thank you for your advise. How do I look for a saver reward in business class? Any link would be appreciated.