Ruby on rails er_模板' actionpack（3.1.1）lib/action_view/renderer/abstract_renderer.rb:33:in'block in instrument' activesupport（3.1.1）lib/active_
er_模板' actionpack（3.1.1）lib/action_view/renderer/abstract_renderer.rb:33:in'block in instrument' activesupport（3.1.1）lib/active_support/notifications.rb:53:in'block in instrument' activesupport（3.1.1）lib/active_support/notifications/instrumenter.rb:21:in'instrument' activesupport（3.1.1）lib/active_support/notifications.rb:53:in'instrument' actionpack（3.1.1）lib/action_view/renderer/abstract_renderer.rb:33:in'instrument' actionpack（3.1.1）lib/action_view/renderer/template_renderer.rb:39:in'block in render_template' actionpack（3.1.1）lib/action\u view/renderer/template\u renderer.rb:47:in'render\u with\u layout' actionpack（3.1.1）lib/action_view/renderer/template_renderer.rb:38:in'render_template' actionpack（3.1.1）lib/action_view/renderer/template_renderer.rb:12:in'block in render' actionpack（3.1.1）lib/action\u view/renderer/abstract\u renderer.rb:22:wrap\u格式 actionpack（3.1.1）lib/action\u view/renderer/template\u renderer.rb:9:in'render' actionpack（3.1.1）lib/action\u view/renderer/renderer.rb:36:in'render\u template' actionpack（3.1.1）lib/action_view/renderer/renderer.rb:17:in'render' actionpack（3.1.1）lib/abstract\u controller/rendering.rb:120:in`\u render\u template' actionpack（3.1.1）lib/action\u controller/metal/streaming.rb:250:在`\u render\u template'中 actionpack（3.1.1）lib/abstract\u controller/rendering.rb:114:in'render\u to\u body' actionpack（3.1.1）lib/action_controller/metal/renderers.rb:30:in“render_to_body” actionpack（3.1.1）lib/action\u controller/metal/compatibility.rb:43:in'render\u to\u body' actionpack（3.1.1）lib/abstract_controller/rendering.rb:99:in'render' actionpack（3.1.1）lib/action_controller/metal/rendering.rb:16:in'render' actionpack（3.1.1）lib/action_controller/metal/instrumentation.rb:40:in“渲染中的块（2层）”中 activesupport（3.1.1）lib/active\u support/core\u ext/benchmark.rb:5:in'block in ms' /Users/chance/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/benchmark.rb:309:in'realtime' activesupport（3.1.1）lib/active\u support/core\u ext/benchmark.rb:5:in`ms' actionpack（3.1.1）lib/action_controller/metal/instrumentation.rb:40:in`block in render' actionpack（3.1.1）lib/action\u controller/metal/instrumentation.rb:78:in'cleanup\u view\u runtime' activerecord（3.1.1）lib/active\u record/railties/controller\u runtime.rb:24:in'cleanup\u view\u runtime' actionpack（3.1.1）lib/action_controller/metal/instrumentation.rb:39:in'render' designe（1.5.2）lib/designe/controllers/scoped_views.rb:28:in'render_with_scope' 设计（1.5.2）应用程序/控制器/设计/注册\u控制器。rb:9:in‘block in new’ actionpack（3.1.1）lib/action_controller/metal/responder.rb:231:in'call' actionpack（3.1.1）lib/action\u controller/metal/responder.rb:231:in'default\u render' actionpack（3.1.1）lib/action\u controller/metal/responder.rb:160:in'to\u html' actionpack（3.1.1）lib/action_controller/metal/responder.rb:153:in'respond' actionpack（3.1.1）lib/action_controller/metal/responder.rb:146:in'call' actionpack（3.1.1）lib/action_controller/metal/mime_responses.rb:238:in'response_with' 设计（1.5.2）lib/designe/controllers/internal_helpers.rb:148:in‘respond_with_navigational’ 设计（1.5.2）应用程序/控制器/设计/注册/控制器。rb:9:in“new” app/controllers/user/registrations\u controller.rb:3:in'new' actionpack（3.1.1）lib/action\u controller/metal/implicit\u render.rb:4:in'send\u action' actionpack（3.1.1）lib/abstract\u controller/base.rb:167:in'process\u action' actionpack（3.1.1）lib/action\u controller/metal/rendering.rb:10:in'process\u action' actionpack（3.1.1）lib/abstract\u controller/callbacks.rb:18:in'block in process\u action' activesupport（3.1.1）lib/active\u support/callbacks.rb:434:in``运行\u 164075445541632038\u进程\u操作\u 2506477701008906327\u回调' activesupport（3.1.1）lib/active\u support/callbacks.rb:386:in``运行\进程\操作\回调' activesupport（3.1.1）lib/active\u support/callbacks.rb:81:in'run\u callbacks' actionpack（3.1.1）lib/abstract\u controller/callbacks.rb:17:in'process\u action' actionpack（3.1.1）lib/action\u controller/metal/rescue.rb:17:in'process\u action' actionpack（3.1.1）lib/action\u controller/metal/instrumentation.rb:30:in‘block in process\u action’中 activesupport（3.1.1）lib/active_support/notifications.rb:53:in'block in instrument' activesupport（3.1.1）lib/active_support/notifications/instrumenter.rb:21:in'instrument' activesupport（3.1.1）lib/active_support/notifications.rb:53:in'instrument' actionpack（3.1.1）lib/action\u controller/metal/instrumentation.rb:29:in'process\u action' actionpack（3.1.1）lib/action\u controller/metal/params\u wrapper.rb:201:in'process\u action' activerecord（3.1.1）lib/active\u record/railties/controller\u runtime.rb:18:in'process\u action' actionpack（3.1.1）lib/abstract_controller/base.rb:121:正在进行中 actionpack（3.1.1）lib/abstract_controller/rendering.rb:45:in'process' actionpack（3.1.1）lib/action_controller/metal.rb:193:in'dispatch' actionpack（3.1.1）lib/action\u controller/metal/rack\u delegation.rb:14:in'dispatch' actionpack（3.1.1）lib/action_controller/metal.rb:236:in'block in action' actionpack（3.1.1）lib/action\u dispatch/routing/route\u set.rb:65:in'call' actionpack（3.1.1）lib/action_dispatch/routing/route_set.rb:65:in'dispatch' actionpack（3.1.1）lib/action\u dispatch/routing/route\u set.rb:29:in'call' actionpack（3.1.1）lib/action_dispatch/routing/mapper.rb:41:in'call' 机架安装（0.8.3）lib/rack/mount/route_set.rb:152:在“呼叫阻塞”中 机架安装（0.8.3）lib/rack/mount/code_generation.rb:96:in'block in recognized' 机架安装（0.8.3）lib/rack/mount/code_generation.rb:75:in'optimized_each' 机架安装（0.8.3）lib/rack/mount/code_generation.rb:95:in'recognize' 机架安装（0.8.3）lib/rack/mount/route_set.rb:141:in'call' actionpack（3.1.1）lib/action\u dispatch/routing/route\u set.rb:532:in'call' 典狱长（1.1.0）lib/warden/manager.rb:35:in“呼叫封锁” 典狱长（1.1.0）lib/warden/manager.rb:34:in'catch' 典狱长（1.1.0）lib/warden/manager.rb:34:in'call' actionpack（3.1.1）lib/action\u dispatch/middleware/best\u标准Ruby on rails er_模板' actionpack（3.1.1）lib/action_view/renderer/abstract_renderer.rb:33:in'block in instrument' activesupport（3.1.1）lib/active_,ruby-on-rails,ruby-on-rails-3,ruby-on-rails-3.1,nested-forms,formtastic,Ruby On Rails,Ruby On Rails 3,Ruby On Rails 3.1,Nested Forms,Formtastic,er_模板' actionpack（3.1.1）lib/action_view/renderer/abstract_renderer.rb:33:in'block in instrument' activesupport（3.1.1）lib/active_support/notifications.rb:53:in'block in instrument' activesupport（3.1.1）lib/active_support/notifications/instrumenter.rb:2
= semantic_form_for @user, :url=> url_for(register_path), :html => {:id => "registration_form"} do |f|
= f.inputs :name => "Addresses", :id=> "addresses" do
= f.fields_for :addresses do |a|
%li.address
%ol
= a.input :street
= a.link_to_remove "Remove address"
#add_address
= f.link_to_add "New Address", :addresses
gem "nested_form", :git => "git://github.com/ryanb/nested_form.git"