Sandro Tonali and Moise Kean scored second-half goals for the hosts.

With VAR not in use until the next round, Kavanagh and his team appeared to get at least three major decisions incorrect.

The 23-year-old Newcastle midfielder is currently serving a 10-month worldwide suspension.

The Magpies were without 11 senior players for Saturday’s trip to Bournemouth.

Newcastle’s long wait for a first domestic trophy since 1955 was extended by the Red Devils after their 2-0 win in last season’s Carabao Cup final.