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PORendering form with route_helper error
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  1. PORendering form with route_helper error
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    copied!<p>I have these resourse in routes.rb. Comments under topics.</p> <pre><code> namespace :discuss do resources :topics, :as =&gt; :topic do resources :comments, :as =&gt; :comment end end </code></pre> <p>And have _form.html.erb</p> <pre><code>&lt;%= form_for(@topic) do |f| %&gt; &lt;div class="field"&gt; &lt;%= f.label :title %&gt; &lt;%= f.text_field :title %&gt; &lt;/div&gt; &lt;div class="actions"&gt; &lt;%= f.submit %&gt; &lt;/div&gt; &lt;% end %&gt; </code></pre> <p>When rendering this form got error <strong>undefined method `topics_path' for...</strong> around line <strong>&lt;%= form_for(@topic) do |f| %></strong></p> <p>rake routes</p> <pre><code>discuss_topic_comment_index GET /discuss/topics/:topic_id/comments(.:format) discuss/comments#index POST /discuss/topics/:topic_id/comments(.:format) discuss/comments#create new_discuss_topic_comment GET /discuss/topics/:topic_id/comments/new(.:format) discuss/comments#new edit_discuss_topic_comment GET /discuss/topics/:topic_id/comments/:id/edit(.:format) discuss/comments#edit discuss_topic_comment GET /discuss/topics/:topic_id/comments/:id(.:format) discuss/comments#show PUT /discuss/topics/:topic_id/comments/:id(.:format) discuss/comments#update DELETE /discuss/topics/:topic_id/comments/:id(.:format) discuss/comments#destroy discuss_topic_index GET /discuss/topics(.:format) discuss/topics#index POST /discuss/topics(.:format) discuss/topics#create new_discuss_topic GET /discuss/topics/new(.:format) discuss/topics#new edit_discuss_topic GET /discuss/topics/:id/edit(.:format) discuss/topics#edit discuss_topic GET /discuss/topics/:id(.:format) discuss/topics#show PUT /discuss/topics/:id(.:format) discuss/topics#update DELETE /discuss/topics/:id(.:format) discuss/topics#destroy discuss /discuss(.:format) </code></pre> <p>My controller app/controllers/discuss/topics_controller.rb</p> <pre><code>module Discuss class TopicsController &lt; ApplicationController def new @topic = Topic.new respond_to do |format| format.html # new.html.erb format.json { render json: @topic } end end ... some other actions ... end end </code></pre> <p>What I'm doing wrong with this form? </p>
 

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