Manchester United now have to contemplate an unwanted run in the Europa League, Europe's second-tier competition, which they won in 2017.
Both teams left the pitch after a touchline argument erupted when the Romanian fourth official, Sebastian Coltescu, appeared to describe Basaksehir assistant coach Pierre Webo, as "black", or "negru" in Romanian.
Manchester United suffered their third defeat of the Premier League season after losing 1-3 to West Ham United on Saturday.
Manager Jose Mourinho has already predicted a "difficult season" if United do not do more business before the Premier League transfer window shuts.
Rio Ferdinand made the food faux pas during a weekend trip to watch the Formula One Singapore Grand Prix
Rio Ferdinand said Cristiano Ronaldo's claims that he never talked with him, Paul Scholes and Ryan Giggs during their Champions League triumph season in 2007-08 was not right
Rio Ferdinand, former Manchester United defender, believes England don't stand a chance of winning the Euro 2016 in France.
Manchester United legend Rio Ferdinand, who is on his first visit to India, said the country's young footballers needed an idol to dream big
Manchester United legend Rio Ferdinand is coming to India as a part of a promotional campaign of BT Sport
Rio Ferdinand believes Cristiano Ronaldo has grown as a player since his days at Manchester United.