Sean Bones, spokesman of the Manchester United Supporters' Trust, said it 'may have been wise' to have let the Italian supporters into the ground early before home fans gathered en masse.
Bones said: 'The police said they dealt with a few small, isolated incidents and there was nothing on the scale of what happened to Manchester United fans in
'In hindsight, it may have been wise to let the Roma fans into the ground early, but that is obviously something the club and the police will think about in the future.
'Nothing should detract from the magnificent performance on the field by the players.
'It was one of the greatest games in Manchester United's European history and no amount of superlatives could describe the quality of the game.'