An Air India pilot, who was on scheduled rest, died in Bali after suffering a heart attack on Wednesday.The first officer, who was nearly 40, had operated a flight from Delhi to Bali on Tuesday, according to an airline official.In a statement, an Air India spokesperson said the first officer was on scheduled crew rest at his hotel in Bali when he complained of severe discomfort.”He was immediately taken to a hospital, where he was diagnosed with having suffered a heart attack. Despite the best efforts of the medical team, he could not be saved,” the spokesperson said.Air India is deeply saddened by the passing of one of its cockpit crew members in Bali, the spokesperson added.Further details could not be immediately ascertained.The airline official said the pilot had completed all mandatory medical examinations in accordance with regulatory requirements only a few months ago.There was no known pre-existing medical condition, the official said and added that the pilot had been operating well within the flying-hours limitations prescribed by the Directorate General of Civil Aviation.