我在我的rails 应用程序中使用omniauth-facebook gem 来允许用户通过facebook 登录/注册。它运作良好。但是我的问题是当我单击取消按钮时出现以下错误
(facebook) Callback phase initiated.
(facebook) Authentication failure! invalid_credentials: OmniAuth::Strategies::OAuth2::CallbackError, OmniAuth::Strategies::OAuth2::CallbackError
Started GET "/auth/facebook/callback?error_reason=user_denied&error=access_denied&error_description=The+user+denied+your+request." for 127.0.0.1 at 2012-05-18 11:42:36 +0530
怎么了?添加/auth/failure => 'pages#home'也不起作用。请帮忙