But he refused to blame Lingard or Wan-Bissaka for the torrid result.
“We’re humans, every footballer makes mistakes,” said the Norwegian.
“With Jesse, no footballer likes making mistakes but it’s obviously part and parcel of the game.
“We’ll learn from it, he’ll learn from it.
“Lack of concentration, make a mistake and you get punished. You get done. We did that last year in Europe.
“Today in the last seconds Jesse just wants to play it safe and just one misplaced pass and you’ve conceded a goal.
“Aaron’s normally a very, very astute tackler – one of the best in the world.
“We know we’ve given ourselves a more difficult task than what we did last year but everyone thought we were through after two games last year.”