Ruby on Rails：无法退出生产中的应用程序

Question

我在Heroku上部署了一个应用程序。一切工作正常，除了退出。当我点击链接注销时，出现以下错误：

“您正在查找的页面不存在，您可能错误输入了地址或页面可能已移动，如果您是应用程序所有者，请检查记录更多信息。“

对于用户验证我当然使用设计宝石，我有多个解决方案围绕堆栈溢出徘徊，但是他们都没有为我工作。看看下面的文件。

Heroku的日志：

2014-10-04T18:17:49.022165+00:00 app[web.1]: Started GET "https://stackoverflow.com/users/sign_out" for 66.65.108.74 at 2014-10-04 18:17:49 +0000 
2014-10-04T18:17:49.027680+00:00 app[web.1]: 
2014-10-04T18:17:49.027702+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/railties-4.1.5/lib/rails/rack/logger.rb:20:in `block in call' 
2014-10-04T18:17:49.027684+00:00 app[web.1]: ActionController::RoutingError (No route matches [GET] "https://stackoverflow.com/users/sign_out"): 
2014-10-04T18:17:49.027686+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/actionpack-4.1.5/lib/action_dispatch/middleware/debug_exceptions.rb:21:in `call' 
2014-10-04T18:17:49.027699+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/actionpack-4.1.5/lib/action_dispatch/middleware/show_exceptions.rb:30:in `call' 
2014-10-04T18:17:49.027701+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/railties-4.1.5/lib/rails/rack/logger.rb:38:in `call_app' 
2014-10-04T18:17:49.027704+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/activesupport-4.1.5/lib/active_support/tagged_logging.rb:68:in `block in tagged' 
2014-10-04T18:17:49.027711+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/rack-1.5.2/lib/rack/runtime.rb:17:in `call' 
2014-10-04T18:17:49.027706+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/activesupport-4.1.5/lib/active_support/tagged_logging.rb:68:in `tagged' 
2014-10-04T18:17:49.027720+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/rack-1.5.2/lib/rack/content_length.rb:14:in `call' 
2014-10-04T18:17:49.027719+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/rack-1.5.2/lib/rack/lock.rb:17:in `call' 
2014-10-04T18:17:49.027705+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/activesupport-4.1.5/lib/active_support/tagged_logging.rb:26:in `tagged' 
2014-10-04T18:17:49.027708+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/railties-4.1.5/lib/rails/rack/logger.rb:20:in `call' 
2014-10-04T18:17:49.027713+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/activesupport-4.1.5/lib/active_support/cache/strategy/local_cache_middleware.rb:26:in `call' 
2014-10-04T18:17:49.027710+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/rack-1.5.2/lib/rack/methodoverride.rb:21:in `call' 
2014-10-04T18:17:49.027715+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/rack-1.5.2/lib/rack/sendfile.rb:112:in `call' 
2014-10-04T18:17:49.027724+00:00 app[web.1]: vendor/ruby-2.1.1/lib/ruby/2.1.0/webrick/httpserver.rb:94:in `run' 
2014-10-04T18:17:49.027723+00:00 app[web.1]: vendor/ruby-2.1.1/lib/ruby/2.1.0/webrick/httpserver.rb:138:in `service' 
2014-10-04T18:17:49.027714+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/actionpack-4.1.5/lib/action_dispatch/middleware/static.rb:64:in `call' 
2014-10-04T18:17:49.027718+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/railties-4.1.5/lib/rails/application.rb:144:in `call' 
2014-10-04T18:17:49.027717+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/railties-4.1.5/lib/rails/engine.rb:514:in `call' 
2014-10-04T18:17:49.027709+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/actionpack-4.1.5/lib/action_dispatch/middleware/request_id.rb:21:in `call' 
2014-10-04T18:17:49.027721+00:00 app[web.1]: vendor/bundle/ruby/2.1.0/gems/rack-1.5.2/lib/rack/handler/webrick.rb:60:in `service' 
2014-10-04T18:17:49.027725+00:00 app[web.1]: vendor/ruby-2.1.1/lib/ruby/2.1.0/webrick/server.rb:295:in `block in start_thread' 
2014-10-04T18:17:49.027727+00:00 app[web.1]: 
2014-10-04T18:17:49.027726+00:00 app[web.1]: 

路线：

Rails.application.routes.draw do 
    root 'listings#index' 

    devise_for :users 

    resources :listings 

    get 'pages/about' 
    get 'pages/contact' 

end 

导航：

<ul class="nav navbar-nav navbar-right"> 
     <% if user_signed_in? %> 
      Logged in as <strong><%= current_user.email %></strong>. 
      <%= link_to 'Edit profile', edit_user_registration_path, :class => 'navbar-link' %> | 
      <%= link_to "Logout", destroy_user_session_path, method: :delete, :class => 'navbar-link' %> 
     <% else %> 
      <%= link_to "Sign up", new_user_registration_path, :class => 'navbar-link' %> | 
      <%= link_to "Login", new_user_session_path, :class => 'navbar-link' %> 
     <% end %> 
</ul> 

编辑：

耙溃败es：

Prefix Verb URI Pattern     Controller#Action 
        root GET /       listings#index 
     new_user_session GET /users/sign_in(.:format)  devise/sessions#new 
      user_session POST /users/sign_in(.:format)  devise/sessions#create 
    destroy_user_session DELETE /users/sign_out(.:format)  devise/sessions#destroy 
      user_password POST /users/password(.:format)  devise/passwords#create 
     new_user_password GET /users/password/new(.:format) devise/passwords#new 
     edit_user_password GET /users/password/edit(.:format) devise/passwords#edit 
         PATCH /users/password(.:format)  devise/passwords#update 
         PUT /users/password(.:format)  devise/passwords#update 
cancel_user_registration GET /users/cancel(.:format)  devise/registrations#cancel 
     user_registration POST /users(.:format)    devise/registrations#create 
    new_user_registration GET /users/sign_up(.:format)  devise/registrations#new 
    edit_user_registration GET /users/edit(.:format)   devise/registrations#edit 
         PATCH /users(.:format)    devise/registrations#update 
         PUT /users(.:format)    devise/registrations#update 
         DELETE /users(.:format)    devise/registrations#destroy 
       listings GET /listings(.:format)   listings#index 
         POST /listings(.:format)   listings#create 
      new_listing GET /listings/new(.:format)  listings#new 
      edit_listing GET /listings/:id/edit(.:format) listings#edit 
       listing GET /listings/:id(.:format)  listings#show 
         PATCH /listings/:id(.:format)  listings#update 
         PUT /listings/:id(.:format)  listings#update 
         DELETE /listings/:id(.:format)  listings#destroy 
      pages_about GET /pages/about(.:format)   pages#about 
      pages_contact GET /pages/contact(.:format)  pages#contact 

Answer 1

它可能与jQuery有关。

一定要具备以下线在你的application.js文件（应用程序/资产/ Java脚本/ application.js中），任何其他条目之前：

//= require jquery 
//= require jquery_ujs 

速战速决将是改变signout方法在devise.rb初始化程序（config/initializers/devise.rb）：

config.sign_out_via = :get