 This occurred after he had admitted Vandals into the Catholic Church, contrary to royal edict, and had engaged in argument against Arian theologians, whom the king pitted against the Catholics.Both sides claimed the name "Catholic", the Arians calling their opponents "Homoousians".The conference, held some time between 481 and February 484, ended by the withdrawal of the chief Arian bishop on the plea that he could not speak Latin.