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我无法加载我的应用程序,它给出了上述错误。ActionController :: RoutingError - 未初始化的常量ApplicationController :: CanCan:
的的routes.rb文件是:
resources :patients
resources :clinics
root :to => "home#index"
devise_for :users, :controllers => {:registrations => "registrations"}
resources :users
get '/email_send_message', to: "application#show_mail_send_message"
是的,谢谢你answer.there是在宝石文件注释行,其中包括我的cancan宝石,因为只有它显示错误。 – user3109906