Just made it to check in on NCL Star leaving from Barcelona. We had this trip planned over a year out. We sent NCL our vaccination cards and we thought we complied with all the requirements. Well, after check in at the port, we are in a large group of passengers who are waiting from a “higher” authority at NCL since we do not have the booster shots within the last 9 months! *****? Told to wait patiently as they figure it out. No time frame, just wait! Some irate passengers have been waiting fo