Northern Ireland suffered the first defeat of their European Under-21 Championship qualifying campaign as they were beaten 2-1 by Denmark in Aalborg.
Borussia Monchengladbach defender Andreas Poulsen put the hosts ahead after half an hour when he met Jacob Bruun Larsen's corner.
Northern Ireland keeper Conor Hazard got a hand to it, but the ball went in off the crossbar.
Leeds midfielder Alfie McCalmont set up Jake Dunwoody for the equaliser after 57 minutes, with the Stoke player firing into the bottom corner from 18 yards.
Northern Ireland looked to have earned a third straight draw but Heerenveen forward Jens Odgaard netted the winner with an overhead kick two minutes from time.
The result leaves Ian Baraclough's side with two points from three games, five adrift of early Group 8 pacesetters Finland.
Keep up-to-date with all the very latest news, what's on, sport and everything else in Belfast and beyond with the Belfast Live app.
Only select news that interests you by picking the topics you want to display on the app's homepage. Plus, our enhanced user experience includes live blogs, video, interactive maps and slick picture galleries. Download it now and get involved.
Click here to get it from the App Store or here for Google Play .