Unleash the Power of OmniAuth Callbacks Passthrough A Developer's Guide to Seamless Authentication

... omniauth_callbacks#passthru user_facebook_omniauth_callback GET|POST /users/auth/facebook/callback(.:format) devise/omniauth_callbacks#facebook. Having some issues setting google oauth 2 on my rails app. Following a basic tutorial, but every time I test I get an error saying "not found. Authentication ... 13 devise 3.5.2 omniauth (1.2.2) omniauth-facebook (2.0.1) 1.3.1 was ... :format) 'users/omniauth_callbacks#passthru' GET|POST /users/auth/kakao/ ... users/omniauth_callbacks#passthru should be a method provided by the omniauth-twitter gem to pass through to Twitter URL. devise_for :users, :controllers => { omniauth_callbacks: "users ... Authentication passthru. Any ideas? Upvote 1. Downvote Reply reply ... 'devise'gem 'omniauth-facebook' rails g devise:install$ … ... omniauth_callbacks#passthru user_facebook_omniauth_callback GET|POST ... ... devise/wiki/OmniAuth:-Overview): adding some gems to Gemfile: Adding new columns to ... omniauth_callbacks#passthru {:provider=>/facebook/}. This post is no-brainer step by step memo to use omniauth and devise on rails5 for setting up oauth webapp with facebook. Notice that that route is redirected to a passthru action. Since you are using OmniAuth in a way that is not integrated with Devise, you do not need that route. 前提・実現したいことwebサイトに、devise,omniauthを使用してソーシャルログインを実装したいのですが、"Not found. Authentication passthru.