It was Solskjaer's first taste of defeat in the United dugout and it has left his side with a mountain to climb in the second leg in Paris in three weeks' time.
'Man United looked very poor in midfield compared to the class of PSG.
Solskajaer said: 'You could see we have not played at this level for a while. "It has to be one that we're going to learn from". When we go to Paris we'll give it a go.
Since replacing Jose Mourinho in December, Solskjaer has done a remarkable job as caretaker manager, winning 10 out of 11 games and drawing the other, but this was a night when reality bit hard for the Norwegian.
They can not build the game up, especially at the back.
"French football must go as far as possible in the Champions League".
Solskjaer might have that tactical acumen in his locker, but it was not on show on a chastening night for the man in the home dugout.
"Paul Pogba, probably the in-form player in Europe, he's been man-marked by Marquinhos".
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Unable to find a solution to the problem of having their midfield driving force taken out of the encounter, United could not get a grip of the game or any kind of control as a effect.
With the PSG man chasing down a loose pass that was heading out for a Man Utd throw-in, Young made certain he would not be able to keep the ball in play - sending him flying off into the pitch-side hoardings.
The goals came through Kimpembe and Kylian Mbappe, a result that all but secured PSG's progress into the quarter-finals of the competition.
Manchester United suffered the heaviest home defeat in the club's European history in losing 2-0 at home to Paris Saint-Germain. For once, Solskjaer has a negative milestone with his name on it. The Reds have obviously taken giant strides forward under Solskjaer and it is time to regroup.
"Somebody needs to grab this game, it's there for both teams".