Bug in mokoko farm

Hello, i had a problem with a bug, y was doing the mission to get the mount of the mariquita, but i disconected when i transform to a mariquita, when i come back to the game i cannot keep doing the mission because my character cannot transform again into a mariquita, and i cannot complete the mission because o that, i am playing in steam, my name in game is Flanjer in feitan south american server