я используюdevise (последняя версия - 3.2.0) сrails (последняя версия - 4.0.1) I '

я делаю простую аутентификацию (без ajax или api) и получаю ошибку для токена аутентификации CSRF. Проверьте запрос POST ниже

started POST "/users/sign_in" for 127.0.0.1 at 2013-11-08 19:48:49 +0530
Processing by Devise::SessionsController#create as HTML

 Parameters: {"utf8"=>"✓",    
 "authenticity_token"=>"SJnGhXXUXjncnPhCdg3muV2GYCA8CX2LVFV78pqddD4=", "user"=> 
{"email"=>"[email protected]", "password"=>"[FILTERED]", "remember_me"=>"0"},
"commit"=>"Sign in"}

Can't verify CSRF token authenticity
 User Load (0.4ms)  SELECT "users".* FROM "users" WHERE "users"."email" =  
'[email protected]' LIMIT 1
(0.1ms)  begin transaction
SQL (0.4ms)  UPDATE "users" SET "last_sign_in_at" = ?, "current_sign_in_at" = ?,
"sign_in_count" = ?, "updated_at" = ? WHERE "users"."id" = 2  [["last_sign_in_at", Fri,
08 Nov 2013 14:13:56 UTC +00:00], ["current_sign_in_at", Fri, 08 Nov 2013 14:18:49 UTC
+00:00], ["sign_in_count", 3], ["updated_at", Fri, 08 Nov 2013 14:18:49 UTC +00:00]]
(143.6ms)  commit transaction
Redirected to http://localhost:3000/
Completed 302 Found in 239ms (ActiveRecord: 144.5ms | Search: 0.0ms)

Корневой URL указывает наhome#newэто как

class HomeController < ApplicationController
   before_action :authenticate_user!
   def index
   end
end

Сгенерированная страница входа в html выглядит так:

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