Uefa will redraw the Champions League round-of-16 draw after Manchester United were omitted from the potential list of opponents to face Atletico Madrid.
United were accidentally drawn to play against Villarreal, who they could not face as they played each other in the same group.
Footage showed United's ball was then not included among the possible opponents for Atletico Madrid in the next time and Atletico drew Bayern Munich.
Eventually, United were drawn with Paris Saint-Germain - the last of the draws - which would have pitted Cristiano Ronaldo against Lionel Messi.
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