Omniauth “with” STI and devise
问题 I'm figured out with no results. I have a model named User and to models with STI fan and artist, like this: class User < ActiveRecord::Base devise :database_authenticatable, :registerable, :confirmable, :lockable, :recoverable, :rememberable, :trackable, :validatable, **:omniauthable** end and my others models Class Artist < User end Class Fan < User end my routes devise_for :users devise_for :artists devise_for :fans I have a problem when try to run my server or anything else i got this