Fix 'Missing Frontend Page' when page is a subpage

app/controllers/pages_controller.rb

@@ -196,7 +196,7 @@ class PagesController < ApplicationController
         end
       end
     
-      @item = Item.root.children.where(:module_app_id => module_app.id).first unless @item
+      @item = Item.where(:module_app_id => module_app.id).first unless @item
     end
     raise PageError,'Missing Frontend Page' if @item.nil?
   end