Rodri was shown a straight red card at the start of the second half after he raised his hands to Morgan Gibbs White's throat. The referee's decision was confirmed by VAR.
The club has so far raised €34million through sales, with Nelson Semedo having left for Wolves, Jorge Cuenca to Villarreal, Ivan Rakitic to Sevilla and Arturo Vidal to Inter. That number could rise by an additional €24m through add-ons.
This is coming after Solskjaer's men were defeated 2-1 byWolves in the Premier League encounter on Tuesday. Man United are currently occupying the sixth position on the Premier League table with 61 points from 32 games.
This decision, which saw Diaz being onside, led to a 2-1 defeat for Liverpool and raised questions about the effectiveness and accuracy of VAR in crucial game moments.