Originally Posted by
happyintheair
Hi. Thanks for confirming the AA bit of the 'bug' - but the BA site wouldn't let me check in to the BA flight at all. Oh well, no problem, checked in and through at the airport
HITA
Even at T-24 for the first BA flight? You should have been able to check in 24 hours prior to the first BA flight. If you weren't, it likely was not related to the AA flight but something else.