After the result left the Serie A club in fourth place and 11 points behind leaders Napoli, the head coach defended Davide Santon and his side.
Inter head coach Luciano Spalletti leapt to the defence of his players following Sunday's 1-1 draw against Roma as the club's winless run continued.
Matias Vecino snatched a point for slumping Inter, whose streak without a victory extended to six matches in Serie A.
Roma hit the front just past the half-hour mark at San Siro, Stephan El Shaarawy pouncing on a Davide Santon error after the full-back badly misjudged a long kick from goalkeeper Alisson before Vecino equalised four minutes from the end.