Originally Posted by
Allan38103
Extra weight means something else must be offloaded, either passengers, baggage, or cargo. What gets cut is strictly an economic decision. In this case, it was the passengers.
(And, like almost every other response on this thread, this is only my speculation, not an official reason)
But actually in this case it was the pax and most of the baggage for those who did have seats on the flight. Seems like an extreme case of offloading both pax and bags on what is not that demanding of a flight. Too bad we'll never know what the real story was.