After returning to the waters off Souda Bay, she conducted her second gunnery exercise, held on . It ended in disaster when the rear turret exploded after an hour of target practice. The explosion blew the roof of the turret over the mainmast so that it struck the base of the foremast, crushing one 37 mm gun and a steam cutter.
Upon returning to Souda Bay waters, she conducted her second shooting exercise, which unfortunately ended in disaster when the rear turret exploded after an hour of target practice. The explosion had severe consequences, including damage to the mainmast and foremast, as well as the destruction of a 37 mm gun and steam cutter.