Roberto De Zerbi revealed his regrets on Italian television after Brighton were swept aside 4-0 in the Europa League on Thursday night.
Mauricio Pochettino has challenged inconsistent Chelsea to use the FA Cup as a route into Europe as they prepare for Saturday's third-round tie against Preston.
Toulouse now sit on seven points, two behind the Premier League club and three ahead of third-placed St Gilloise in Group E
Liverpool closed in on the Europa League knockout rounds with a 2-0 win over Union Saint-Gilloise on Thursday, while Brighton fought back to secure their first European point in a thrilling 2-2 draw at Marseille.
Roma manager Jose Mourinho has never lost a European final while Sevilla are six from six in Europa League finals. Something has to give in Budapest on Wednesday.
Juventus drew 1-1 with Sporting in an entertaining Europa League clash on Thursday to win their quarter-final 2-1 on aggregate and set up a semi-final clash with Sevilla.
Sevilla sent Manchester United crashing out of the Europa League on Thursday after a 3-0 second leg win gave them a 5-2 aggregate quarter-final triumph.
Manchester United will face record six-times Europa League winners Sevilla in the quarter-finals while Juventus take on Sporting after the draw was held in Nyon on Friday.
Manchester United cruised into the Europa League quarter-finals as Marcus Rashford's second-half goal secured a 1-0 win at Real Betis in the last-16 second leg on Thursday to wrap up a 5-1 aggregate victory.
Paul Pogba propels Manchester United towards a 2-0 victory over Ajax on Wednesday in a Europa League final rendered heavy with emotion by this week's terror attack in Manchester.