Ruby on Rails

<p id="notice"><%= notice %></p>

<h1>Homes</h1>

<table>

  <thead>

    <tr>

      <th>Title</th>

      <th>Text</th>

      <th colspan="3"></th>

    </tr>

  </thead>

  <tbody>

    <% @homes.each do |home| %>

      <tr>

        <td><%= home.title %></td>

        <td><%= home.text %></td>

        <td><%= link_to 'Show', home %></td>

        <td><%= link_to 'About', 'about' %></td> #this line make by me

        <td><%= link_to 'Edit', edit_home_path(home) %></td>

        <td><%= link_to 'Destroy', home, method: :delete, data: { confirm: 'Are you sure?' } %></td>

      </tr>

    <% end %>

  </tbody>

</table>

<br>

<%= link_to 'New Post', new_home_path %>

then run error, so how make understand url this on RoR, home,edit_home_path(home) and etc, not error and make by me 'about error?'