diff --git a/lib/e_paper/engine.rb b/lib/e_paper/engine.rb
index 540453e..a8b0559 100644
--- a/lib/e_paper/engine.rb
+++ b/lib/e_paper/engine.rb
@@ -1,80 +1,82 @@
 module EPaper
   class Engine < ::Rails::Engine
     initializer "e_paper" do
-      env_pwd = ENV['PWD']
-      begin
-        require File.expand_path('app/models/sub_part.rb', env_pwd)
-        if defined? SubPart
-          SubPart.where(:module => 'e_paper',:widget_method.ne => 'widget').each do |sub_part|
-            sub_part.widget_method = 'widget'
-            sub_part.save
+      Rails.application.config.to_prepare do
+        env_pwd = ENV['PWD']
+        begin
+          require File.expand_path('app/models/sub_part.rb', env_pwd)
+          if defined? SubPart
+            SubPart.where(:module => 'e_paper',:widget_method.ne => 'widget').each do |sub_part|
+              sub_part.widget_method = 'widget'
+              sub_part.save
+            end
           end
+        rescue => e
+            puts ["can't find subpart",e]
         end
-      rescue => e
-          puts ["can't find subpart",e]
-      end
-      OrbitApp.registration "EPaper", :type => "ModuleApp" do
-        module_label "e_paper.e_paper"
-        base_url File.expand_path File.dirname(__FILE__)
-        #widget_methods ["criteria_list","category_wise_articles","latest_criteria", "latest_slider", "subscribe"]
-        widget_methods ["widget"]
-        widget_settings [{"data_count"=>30, "enable_custom_widget_data"=>true}]
-        taggable "EPaperCriteria"
-        categorizable
-        authorizable
-        frontend_enabled
-        data_count 1..30
+        OrbitApp.registration "EPaper", :type => "ModuleApp" do
+          module_label "e_paper.e_paper"
+          base_url File.expand_path File.dirname(__FILE__)
+          #widget_methods ["criteria_list","category_wise_articles","latest_criteria", "latest_slider", "subscribe"]
+          widget_methods ["widget"]
+          widget_settings [{"data_count"=>30, "enable_custom_widget_data"=>true}]
+          taggable "EPaperCriteria"
+          categorizable
+          authorizable
+          frontend_enabled
+          data_count 1..30
 
-        side_bar do
-          head_label_i18n 'e_paper.e_paper', icon_class: "icons-book"
-          available_for "users"
-          active_for_controllers (['admin/e_papers', 'admin/e_paper_criterias'])
-          head_link_path "admin_e_papers_path"
+          side_bar do
+            head_label_i18n 'e_paper.e_paper', icon_class: "icons-book"
+            available_for "users"
+            active_for_controllers (['admin/e_papers', 'admin/e_paper_criterias'])
+            head_link_path "admin_e_papers_path"
 
-          context_link 'e_paper.all_articles',
-                                :link_path=>"admin_e_papers_path" ,
-                                :priority=>1,
-                                :active_for_action=>{'admin/e_papers'=>'index'},
-                                :available_for => 'users'
-          context_link 'new_', 
-                                :link_path=>"new_admin_e_paper_path" ,
-                                :priority=>2,
-                                :active_for_action=>{'admin/e_papers'=>'new'},
-                                :available_for => 'sub_managers'
-          context_link 'categories',
-                                :link_path=>"admin_module_app_categories_path" ,
-                                :link_arg=>"{:module_app_id=>ModuleApp.find_by(:key=>'e_paper').id}",
-                                :priority=>3,
-                                :active_for_action=>{'admin/e_papers'=>'categories'},
-                                :active_for_category => 'EPaper',
-                                :available_for => 'managers'
-          context_link 'tags',
-                                :link_path=>"admin_module_app_tags_path" ,
-                                :link_arg=>"{:module_app_id=>ModuleApp.find_by(:key=>'e_paper').id}",
-                                :priority=>4,
-                                :active_for_action=>{'admin/e_papers'=>'tags'},
-                                :active_for_tag => 'e_paper',
-                                :available_for => 'managers'
-          context_link 'e_paper.paper_criteria',
-                                :link_path=>"admin_e_paper_criterias_path" ,
-                                :priority=>5,
-                                :active_for_action=>{'admin/e_paper_criterias'=>'index'},
-                                :available_for => 'managers'
-          context_link 'e_paper.subscribers',
-                                :link_path=>"admin_e_paper_subscribers_path" ,
-                                :priority=>6,
-                                :active_for_action=>{'admin/e_paper_subscribers'=>'index'},
-                                :available_for => 'managers'
-          context_link 'e_paper.batch_delete_subscribers',
-                                :link_path=>"admin_e_paper_subscribers_batch_delete_subscribers_path" ,
-                                :priority=>7,
-                                :active_for_action=>{'admin/e_paper_subscribers'=>'batch_delete_subscribers'},
-                                :available_for => 'managers'
-          context_link 'e_paper.instructions',
-                                :link_path=>"instructions_admin_e_papers_path" ,
-                                :priority=>8,
-                                :active_for_action=>{'admin/e_paper'=>'instructions'},
-                                :available_for => 'users'
+            context_link 'e_paper.all_articles',
+                                  :link_path=>"admin_e_papers_path" ,
+                                  :priority=>1,
+                                  :active_for_action=>{'admin/e_papers'=>'index'},
+                                  :available_for => 'users'
+            context_link 'new_', 
+                                  :link_path=>"new_admin_e_paper_path" ,
+                                  :priority=>2,
+                                  :active_for_action=>{'admin/e_papers'=>'new'},
+                                  :available_for => 'sub_managers'
+            context_link 'categories',
+                                  :link_path=>"admin_module_app_categories_path" ,
+                                  :link_arg=>"{:module_app_id=>ModuleApp.find_by(:key=>'e_paper').id}",
+                                  :priority=>3,
+                                  :active_for_action=>{'admin/e_papers'=>'categories'},
+                                  :active_for_category => 'EPaper',
+                                  :available_for => 'managers'
+            context_link 'tags',
+                                  :link_path=>"admin_module_app_tags_path" ,
+                                  :link_arg=>"{:module_app_id=>ModuleApp.find_by(:key=>'e_paper').id}",
+                                  :priority=>4,
+                                  :active_for_action=>{'admin/e_papers'=>'tags'},
+                                  :active_for_tag => 'e_paper',
+                                  :available_for => 'managers'
+            context_link 'e_paper.paper_criteria',
+                                  :link_path=>"admin_e_paper_criterias_path" ,
+                                  :priority=>5,
+                                  :active_for_action=>{'admin/e_paper_criterias'=>'index'},
+                                  :available_for => 'managers'
+            context_link 'e_paper.subscribers',
+                                  :link_path=>"admin_e_paper_subscribers_path" ,
+                                  :priority=>6,
+                                  :active_for_action=>{'admin/e_paper_subscribers'=>'index'},
+                                  :available_for => 'managers'
+            context_link 'e_paper.batch_delete_subscribers',
+                                  :link_path=>"admin_e_paper_subscribers_batch_delete_subscribers_path" ,
+                                  :priority=>7,
+                                  :active_for_action=>{'admin/e_paper_subscribers'=>'batch_delete_subscribers'},
+                                  :available_for => 'managers'
+            context_link 'e_paper.instructions',
+                                  :link_path=>"instructions_admin_e_papers_path" ,
+                                  :priority=>8,
+                                  :active_for_action=>{'admin/e_paper'=>'instructions'},
+                                  :available_for => 'users'
+          end
         end
       end
     end