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Ruby on rails activeadmin:嵌套资源属于\u_Ruby On Rails_Ruby On Rails 4_Activeadmin - Fatal编程技术网

Ruby on rails activeadmin:嵌套资源属于\u

Ruby on rails activeadmin:嵌套资源属于\u,ruby-on-rails,ruby-on-rails-4,activeadmin,Ruby On Rails,Ruby On Rails 4,Activeadmin,我需要使activeadmin中的嵌套资源像 http://localhost:3000/admin/companies/1/admin_documents 我试过了 ActiveAdmin.register AdminDocument do belongs_to :company end 但是没有结果,我得到一个错误没有路由匹配[get]“/admin/companys/1/admin\u documents” 我做错了什么?谢谢 我要做的就是 ActiveAdmin.regist

我需要使activeadmin中的嵌套资源像

http://localhost:3000/admin/companies/1/admin_documents
我试过了

ActiveAdmin.register AdminDocument do

  belongs_to :company

end
但是没有结果,我得到一个错误
没有路由匹配[get]“/admin/companys/1/admin\u documents”


我做错了什么?谢谢

我要做的就是

ActiveAdmin.register AdminDocument do

  controller do 
    belongs_to :company, polymorphic: true 
  end

end
路线:

namespace :admin do
  resources :companies do
    resources :admin_documents
  end
end