Action & reaction: Reds 0 Real Sociedad 0
But there could have been some discomfort on the night at Old Trafford had the visitors from Spain scored an early penalty, awarded when Daniel James fouled Andoni Gortosabel in the 12th minute.
That opportunity from the spot was spurned by Mikel Oyarzabal screwing his kick wide into the Stretford End and from thereon, United looked the most likely side to break the deadlock.