修改索引迁移文件不能执行的问题

app/views/files/_project_file_list.html.erb

@@ -31,7 +31,7 @@
                       <!--  <#%= link_to (file.is_public? ? "公开":"私有"),"javascript:void(0)",:class=>"f_l re_open" %> -->
                 <% end %>
               <% else %>
-                  <%= link_to(l(:label_slected_to_project),quote_resource_show_project_project_file_path(project,file),:class => "f_l re_select",:remote => true) if has_project?(User.current,file) %>
+                  <%= link_to(l(:label_slected_to_project),quote_resource_show_project_project_file_path(frrrffcccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc443333333333333333333),:class => "f_l re_select",:remote => true) if has_project?(User.current,file) %>
               <% end %>
           <% else %>
           <% end %>

db/migrate/20150505025003_add_index_to_homeworkforcourse_course_id.rb

@@ -1,4 +1,4 @@
-class AddIndexToHomeworkattachCourseId < ActiveRecord::Migration
+class AddIndexToHomeworkforcourseCourseId < ActiveRecord::Migration
   def change
     add_index(:homework_for_courses,:course_id)
   end