Originally Posted by flarmip

Indeed ARN is also the airport where I have had my worst ever border control experience a couple of years ago. Their IT systems were down, but instead of processing people manually they were just refusing entry to everyone except Swedish nationals and residents (and the flight crew - it was a nightstopper).
...
Suffice it to say I am boycotting ARN for the foreseeable future. And that's as a dual UK/EU citizen...