diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 76f0f933a..07d6b5775 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -15,8 +15,11 @@ module ApplicationHelper
   end
 
   def create_guest_user
-    u = User.create(:name => "guest", :email => "guest_#{Time.now.to_i}#{rand(99)}@example.com")
-    u.admin = false
+    u = nil
+    User.without_callback(:create, :before, :initialize_desktop) do
+      u = User.create(:name => "guest", :email => "guest_#{Time.now.to_i}#{rand(99)}@example.com")
+    end    
+   u.admin = false
     u.save(:validate => false)
     u
   end
diff --git a/app/views/layouts/_side_bar_content.html.erb b/app/views/layouts/_side_bar_content.html.erb
index 66e4542da..e9da4cf0a 100644
--- a/app/views/layouts/_side_bar_content.html.erb
+++ b/app/views/layouts/_side_bar_content.html.erb
@@ -75,8 +75,8 @@
     <%#= content_tag :li, link_to(t('admin.ad.all_banners'), admin_ad_banners_path), :class => active_for_action('ad_banners', 'index') %>
     <%#= content_tag :li, link_to(t('admin.ad.new_banner'), new_admin_ad_banner_path), :class => active_for_action('ad_banners', 'new') %>
     <%#= content_tag :li, link_to(t('admin.ad.new_image'), new_ad_image_admin_ad_banners_path), :class => active_for_action('ad_images', 'new') %>
-  <%= content_tag :li, link_to((t('gallery.categories') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, panel_gallery_back_end_gallery_categories_path), :class => active_for_action('gallery_categories','index') %>
-  <%= content_tag :li, link_to((t('gallery.tags') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, panel_gallery_back_end_tags_path), :class => active_for_action('/panel/gallery/back_end/tags', 'index') %>
+  <%= content_tag(:li, link_to((t('gallery.categories') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, panel_gallery_back_end_gallery_categories_path), :class => active_for_action('gallery_categories','index') )if (is_manager? rescue nil)%>
+  <%= content_tag :li, link_to((t('gallery.tags') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, panel_gallery_back_end_tags_path), :class => active_for_action('/panel/gallery/back_end/tags', 'index') if (is_manager? rescue nil) %>
   <%= content_tag :li, link_to((t('admin.module.authorization') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe,admin_module_app_manager_auth_proc_path(ModuleApp.first(conditions: {key: "gallery"}))), :class => active_for_app_auth('gallery')  if (is_admin? rescue nil) %>
   <% end -%>
 <% end %>
@@ -85,9 +85,9 @@
   <%= link_to content_tag(:i, nil, :class => 'icons-asset') + content_tag(:span, t('admin.archive')), panel_archive_back_end_archive_files_path %>
     <%= content_tag :ul, :class => ("nav nav-list " + visible_for_controllers('archive_files', 'tags', 'archive_file_categorys')) do -%>
     <%= content_tag :li, link_to((t('admin.all_articles') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, panel_archive_back_end_archive_files_path), :class => active_for_action('archive_file', 'index') %>
-    <%= content_tag :li, link_to((t('admin.add_new') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, new_panel_archive_back_end_archive_file_path), :class => active_for_action('archive_file', 'new') %>
-    <%= content_tag :li, link_to((t('admin.categories') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, panel_archive_back_end_archive_file_categorys_path), :class => active_for_action('archive_file_categorys', 'index') %>
-    <%= content_tag :li, link_to((t('admin.tags') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, panel_archive_back_end_tags_path), :class => active_for_action('tags', 'index') %>
+    <%= content_tag :li, link_to((t('admin.add_new') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, new_panel_archive_back_end_archive_file_path), :class => active_for_action('archive_file', 'new')  if (is_admin? rescue nil)%>
+    <%= content_tag(:li, link_to((t('admin.categories') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, panel_archive_back_end_archive_file_categorys_path), :class => active_for_action('archive_file_categorys', 'index'))if (is_manager? rescue nil)%>
+    <%= content_tag :li, link_to((t('admin.tags') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, panel_archive_back_end_tags_path), :class => active_for_action('tags', 'index') if (is_manager? rescue nil)%>
   <% end -%>
 <% end -%>
 
@@ -98,7 +98,7 @@
     <%#= content_tag :li, link_to(t('admin.ad.new_banner'), new_admin_ad_banner_path), :class => active_for_action('ad_banners', 'new') %>
     <%#= content_tag :li, link_to(t('admin.ad.new_image'), new_ad_image_admin_ad_banners_path), :class => active_for_action('ad_images', 'new') %>
   <%= content_tag :li, link_to((t('admin.calendars') + content_tag(:i, nil, :class => 'icon-chevron-right')).html_safe, new_panel_calendar_back_end_cal_path), :class => active_for_action('cals','new') %>
-  <%= content_tag :li, link_to(t('admin.tags'), panel_calendar_back_end_tags_path), :class => active_for_action('/panel/calendar/back_end/tags', 'index') %>
+  <%= content_tag :li, link_to(t('admin.tags'), panel_calendar_back_end_tags_path), :class => active_for_action('/panel/calendar/back_end/tags', 'index')if (is_manager? rescue nil) %>
   <%#= content_tag :li, link_to(t('admin.module.authorization'),admin_module_app_manager_auth_proc_path(ModuleApp.first(conditions: {key: "gallery"}))), :class => active_for_app_auth('gallery')  if (is_admin? rescue nil) %>
   <% end -%>
 <% end %>
diff --git a/lib/orbit_controller_lib.rb b/lib/orbit_controller_lib.rb
index e8fd8e051..6a79515fb 100644
--- a/lib/orbit_controller_lib.rb
+++ b/lib/orbit_controller_lib.rb
@@ -15,7 +15,7 @@ module OrbitControllerLib
         instance_variable_set(ivar_name, [])
         if(is_manager? || is_admin?)
           instance_variable_set(ivar_name,  (id ? class_ref.admin_manager_all.find(id).to_a : class_ref.admin_manager_all))
-        elsif is_sub_manager?
+        else #is_sub_manager?
           instance_variable_set(ivar_name,  (class_ref.all))
         end
         instance_variable_get(ivar_name)
diff --git a/vendor/built_in_modules/announcement/app/helpers/panel/announcement/back_end/bulletins_helper.rb b/vendor/built_in_modules/announcement/app/helpers/panel/announcement/back_end/bulletins_helper.rb
index 31e08fb48..7b145bd2a 100644
--- a/vendor/built_in_modules/announcement/app/helpers/panel/announcement/back_end/bulletins_helper.rb
+++ b/vendor/built_in_modules/announcement/app/helpers/panel/announcement/back_end/bulletins_helper.rb
@@ -18,9 +18,14 @@ module Panel::Announcement::BackEnd::BulletinsHelper
   end
 
   def show_delete_link(bulletin)
-    by_bulletin = (bulletin.create_user_id == current_user.id)
-    by_user = (is_manager? or is_admin?)
-    by_bulletin or  by_user
+    if !current_user.nil?
+      by_bulletin = (bulletin.create_user_id == current_user.id ) 
+      by_user = (is_manager? or is_admin?)
+      by_bulletin or  by_user  
+    else
+      false
+    end
+    
   end
 
   def show_bulletin_title_at_index (bulletin)
diff --git a/vendor/built_in_modules/announcement/app/views/panel/announcement/back_end/bulletins/_form.html.erb b/vendor/built_in_modules/announcement/app/views/panel/announcement/back_end/bulletins/_form.html.erb
index 1c2b57ebc..e575e3249 100644
--- a/vendor/built_in_modules/announcement/app/views/panel/announcement/back_end/bulletins/_form.html.erb
+++ b/vendor/built_in_modules/announcement/app/views/panel/announcement/back_end/bulletins/_form.html.erb
@@ -221,7 +221,7 @@
                                 <span>or</span>
                                 <label class="file-select" for="fileselect">select from a folder
                                     <!-- <input type="file" class="upload" id="fileselect" name="fileselect[]" multiple="multiple" /> -->
-                                    <%= f.fields_for @bulletin.bulletin_files.build, do |f| %>
+                                    <%= f.fields_for @bulletin.bulletin_files.build do |f| %>
 	                               			<%= f.file_field :file, :multiple => true, :class => 'upload', :id => 'fileselect' %>
 																		<% end %>
                                 </label>
diff --git a/vendor/built_in_modules/news/app/controllers/panel/news/back_end/news_bulletins_controller.rb b/vendor/built_in_modules/news/app/controllers/panel/news/back_end/news_bulletins_controller.rb
index ff3ce9759..8d34e2b30 100644
--- a/vendor/built_in_modules/news/app/controllers/panel/news/back_end/news_bulletins_controller.rb
+++ b/vendor/built_in_modules/news/app/controllers/panel/news/back_end/news_bulletins_controller.rb
@@ -56,7 +56,7 @@ class Panel::News::BackEnd::NewsBulletinsController < OrbitBackendController
 
 
     @news_bulletins = (params[:sort] || @filter) ? get_sorted_and_filtered("news_bulletin",:news_bulletin_category_id.in => @news_bulletin_category_ids) : get_viewable("news_bulletin",:news_bulletin_category_id.in => @news_bulletin_category_ids)
-
+    
     @news_bulletin_link = NewsBulletinLink.new
     @link_url = panel_news_back_end_news_bulletins_path
 
diff --git a/vendor/built_in_modules/news/app/helpers/panel/news/back_end/news_bulletins_helper.rb b/vendor/built_in_modules/news/app/helpers/panel/news/back_end/news_bulletins_helper.rb
index 2ad6f7f98..aba740c66 100644
--- a/vendor/built_in_modules/news/app/helpers/panel/news/back_end/news_bulletins_helper.rb
+++ b/vendor/built_in_modules/news/app/helpers/panel/news/back_end/news_bulletins_helper.rb
@@ -17,7 +17,7 @@ module Panel::News::BackEnd::NewsBulletinsHelper
   end
 
   def news_show_delete_link(news_bulletin)
-    by_news_bulletin = (news_bulletin.create_user_id == current_user.id)
+    by_news_bulletin = current_user.nil?  ? false : (news_bulletin.create_user_id == current_user.id)
     by_user = (is_manager? or is_admin?)
     by_news_bulletin or  by_user
   end