Rails 4 Devise 3.1.1 ActionController::UnknownFormat in Devise::RegistrationsController#new

Question

I am working on a Rails 4 app using Devise 3.1.1 for user authentication. When I click on /users/sign_up.user link Rails throws following exception:

ActionCo         


        

Answer 1

When you say you click on the /users/sign_up.user link, do you literally mean that exact path? Because the .user on the end is telling it to try and respond with a user format, akin to pdf, xml, or json. Remove that and see what happens.