Originally Posted by
maalloc
Just arrived at the airport, and the kiosk offered me to pick my seat and Y->J upgrade for an AMS-KRK based on a... 737 cabin.
At 69 €, I had half a mind to pay to see how far the bug would go. Didn't want to lose my current seat though, and safety won over curiosity. But I can't imagine the IT mess if just 10% of the 777 pax start changing their seats at OLCI based on a 737 seatmap !
a B777 on AMS-KRK ???

. I'm afraid there is a mistake in your story