The American sold the club this summer to the Chinese businessman.
The Villans are in the process of a takeover from Chinese businessman Dr Tony Xia.
The former Villa chairman says the American should have attended more of the club's matches during his decade at the helm.
Dr Tony Xia is set to buy Aston Villa for a reported £60 million.
Lerner officially sold Aston Villa to Xia on Wednesday afternoon.
Alex McLeish wanted to sign Joey Barton while at Aston Villa.
Chinese investors The Rui Kang Group are on the verge of completing a £75 million takeover of English outfit Aston Villa, according to reports from the Daily Mirror.
The Villa owner sent a message to the club's fans this week.
The former forward was not impressed by the club's owner.
Aston Villa have already been relegated from the Premier League to the Championship.