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当运行“ rails generate devise:install”时,从devise中得到错误“用户不响应'devise'方法”

[英]getting error from devise “User does not respond to 'devise' method” when running “rails generate devise:install”

当运行“ rails generate devise:install”时,我从devise中收到错误消息“用户未响应'devise'方法”。 想法重新如何解决?

实际上,当我尝试运行“ rails generate devise:install”时,也会出现此错误。

笔记:

Gregs-MacBook-Pro:testapp greg$ rails generate devise:install
/Library/Ruby/Gems/1.8/gems/devise-2.0.1/lib/devise/rails/routes.rb:406:in `raise_no_devise_method_error!': User does not respond to 'devise' method. This usually means you haven't loaded your ORM file or it's being loaded too late. To fix it, be sure to require 'devise/orm/YOUR_ORM' inside 'config/initializers/devise.rb' or before your application definition in 'config/application.rb' (RuntimeError)
    from /Library/Ruby/Gems/1.8/gems/devise-2.0.1/lib/devise/rails/routes.rb:207:in `devise_for'
    from /Library/Ruby/Gems/1.8/gems/devise-2.0.1/lib/devise/rails/routes.rb:203:in `each'
    from /Library/Ruby/Gems/1.8/gems/devise-2.0.1/lib/devise/rails/routes.rb:203:in `devise_for'
    from /Users/greg/source_rails/testapp/config/routes.rb:2
    from /Library/Ruby/Gems/1.8/gems/actionpack-3.2.1/lib/action_dispatch/routing/route_set.rb:272:in `instance_exec'
    from /Library/Ruby/Gems/1.8/gems/actionpack-3.2.1/lib/action_dispatch/routing/route_set.rb:272:in `eval_block'
    from /Library/Ruby/Gems/1.8/gems/actionpack-3.2.1/lib/action_dispatch/routing/route_set.rb:249:in `draw'

Gregs-MacBook-Pro:testapp greg$ ruby -v 
**ruby 1.8.7** (2010-01-10 patchlevel 249) [universal-darwin11.0]

Gregs-MacBook-Pro:testapp greg$ rails -v
**Rails 3.2.1**

Gregs-MacBook-Pro:testapp greg$ gem list

*** LOCAL GEMS ***

actionmailer (3.2.1)
actionpack (3.2.1)
activemodel (3.2.1)
activerecord (3.2.1)
activeresource (3.2.1)
activesupport (3.2.1)
addressable (2.2.6)
arel (3.0.0)
bcrypt-ruby (3.0.1)
builder (3.0.0)
bundler (1.0.22)
coffee-rails (3.2.2)
coffee-script (2.2.0)
coffee-script-source (1.2.0)
devise (2.0.1)
erubis (2.7.0)
execjs (1.3.0)
faraday (0.7.6)
hike (1.2.1)
i18n (0.6.0)
journey (1.0.1)
jquery-rails (2.0.0)
json (1.6.5)
mail (2.4.1)
mime-types (1.17.2)
multi_json (1.0.4)
multipart-post (1.1.4)
mysql (2.8.1)
mysql2 (0.3.11)
oauth (0.4.5)
oauth-plugin (0.4.0.rc2)
oauth2 (0.5.2)
orm_adapter (0.0.6)
polyglot (0.3.3)
rack (1.4.1)
rack-cache (1.1)
rack-ssl (1.3.2)
rack-test (0.6.1)
rails (3.2.1)
railties (3.2.1)
rake (0.9.2.2)
rdoc (3.12)
rubygems-update (1.8.15)
sass (3.1.15, 3.1.14)
sass-rails (3.2.4)
sprockets (2.1.2)
sqlite3 (1.3.5)
thor (0.14.6)
tilt (1.3.3)
treetop (1.4.10)
tzinfo (0.3.31)
uglifier (1.2.3)
warden (1.1.0)

听起来您已经在User模型中调用了devise方法。 也许您已经运行过rails g devise User

注释掉它,然后注释掉route文件中的devise_for :users行(如果在其中)。

完成关于Rails和这些答案的教程对我不起作用,但是经过一番搜索后找到了解决方案。 希望这对其他新手和遇到此问题的人有所帮助。

  1. 转到: config / routes.rb文件
  2. devise_for :installs (在前面放一个devise_for :installs
  3. 转到Ruby终端,然后重新输入: rails generate devise:install

现在,Devise应该可以正确安装并且以后的错误也应该消失了。

资源

对于由于以下错误而到达这里的人:

用户不响应“设计”方法。 这通常意味着您尚未加载ORM文件,或者加载时间太晚。 要解决此问题,请确保在“ config / initializers / devise.rb”内部或在“ config / application.rb”中的应用程序定义之前要求“ devise / orm / YOUR_ORM”(RuntimeError)

但是您已经正确初始化了ORM,这可能与gem有关。 我在旧的应用程序上遇到了同样的问题,这是由于与active_reload gem不兼容active_reload gem active_reload与Rails 3.2不兼容,应将其删除。 active_reload已被合并到Rails 3.2中,因此可以安全删除。

我从这里获得了解决方案: http : //anlek.com/2012/02/user-does-not-respond-to-devise-method/

我有同样的问题。 但是对我来说,这是由于与active_reload gem冲突引起的。 一旦我删除,一切都很好。 我从https://github.com/plataformatec/devise/issues/1597获得了提示

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