Hippo and Carthage were provincial councils. They did not have ecumenical authority. They contradict the Council of Trent on the Septuagint version of 1 Esdras, not to mention Jerome, Rufinus, Pope Gregory the Great, Cardinal Cajetan (Luther's opponent) and others, who wrote AFTER those councils. The Canon was not officially established for the Roman Church until the Council of Trent.
Cordially,