diff --git a/patchfile.gemspec b/patchfile.gemspec
index 124b89d..045fe86 100644
--- a/patchfile.gemspec
+++ b/patchfile.gemspec
@@ -2,22 +2,23 @@ $:.push File.expand_path("../lib", __FILE__)
 # Maintain your gem's version:
 require "patchfile/version"
 app_path = File.expand_path(__dir__)
-template_path = ENV['PWD'] + '/app/templates'
+dir_pwd = ENV['PWD']
+template_path = dir_pwd + '/app/templates'
 all_template = Dir.glob(template_path+'/*/')
 #if !Dir.exist?("#{ENV['PWD']}"+"/app/assets/stylesheets/lib/jquery-ui-1.12.1/")
 puts "copying jquery-ui"
 begin
-`cp -r "#{app_path}/updatefiles/accessibility/jquery-ui-1.12.1/." "#{ENV['PWD']}/app/assets/stylesheets/lib/jquery-ui-1.12.1/"`
+`cp -r "#{app_path}/updatefiles/accessibility/jquery-ui-1.12.1/." "#{dir_pwd}/app/assets/stylesheets/lib/jquery-ui-1.12.1/"`
 rescue
 	puts "There is an error in coppying jquery-ui"
 end
 #end
 @original_dir = Dir.pwd
-`cd "#{ENV['PWD']}" && git add  app/templates/ app/assets  built_in_extensions.rb  config/mongoid.yml bin/ && cd "#{@original_dir}"` #using git to add modified files and to avoid git pull not working
+`cd "#{dir_pwd}" && git add  app/templates/ app/assets  built_in_extensions.rb  config/mongoid.yml bin/ && cd "#{@original_dir}"` #using git to add modified files and to avoid git pull not working
 #Add patchfile to Admin area
 @patchfile_li = File.read(app_path+"/patchfile_li.txt")
 @patchfile_li_choices = File.read(app_path+"/patchfile_li_choices.txt")
-@file_text = File.read(ENV['PWD']+'/app/views/shared/_side_bar.html.erb')
+@file_text = File.read(dir_pwd+'/app/views/shared/_side_bar.html.erb')
 if !@file_text.include?('<div class="patchfile sub-nav-block icons-megaphone">')
 	@indert_index = @file_text.index('</nav>')
 	@file_text.insert(@indert_index , @patchfile_li_choices)
@@ -27,12 +28,12 @@ if !@file_text.include?('patchfile_li')
 	@file_text.insert(@indert_index , @patchfile_li)
 end
 begin
-    f = File.open(ENV['PWD']+'/app/views/shared/_side_bar.html.erb','w')
+    f = File.open(dir_pwd+'/app/views/shared/_side_bar.html.erb','w')
     f.write(@file_text)
     f.close
-    puts "finish change patchfile in #{ENV['PWD']}/app/views/shared"
+    puts "finish change patchfile in #{dir_pwd}/app/views/shared"
 rescue
-    puts "Permission denied in #{ENV['PWD']}/app/views/shared"
+    puts "Permission denied in #{dir_pwd}/app/views/shared"
 end
 change_text = '<a title="{{site_title_1}}" class="navbar-brand" href="{{home_link_1}}"><img class="site-logo" src="{{logo_url_1}}" alt="Site Logo"></a><script>$(document).ready(function(){var url =$(\'.site-logo\').eq(0).attr(\'src\');if(url == "/assets/default-site-logo.png"){$(\'.navbar-brand\').eq(0).remove();};if($(\'.navbar-brand\').length == 2){$(\'.site-logo\').css(\'height\',\'auto\')};$(\'.site-logo\').eq(0).css(\'margin-right\',0);$(\'.navbar-brand\').css(\'padding-right\',0)})</script><a title="{{site_title}}" class="navbar-brand" href="{{home_link}}"><img class="site-logo" src="{{logo_url}}" alt="Site Logo"> {{site_name}}</a>'
 change_text_fix = '<a title="{{site_title_1}}" class="" href="{{home_link_1}}"><img class="site-logo" src="{{logo_url_1}}" alt="Site Logo"></a><script>$(document).ready(function(){var url =$(\'.site-logo\').eq(0).attr(\'src\');if(url == "/assets/default-site-logo.png"){$(\'.navbar-brand\').eq(0).remove();};if($(\'.navbar-brand\').length == 2){$(\'.site-logo\').css(\'height\',\'auto\')};$(\'.site-logo\').eq(0).css(\'margin-right\',0);$(\'.navbar-brand\').css(\'padding-right\',0)})</script><a title="{{site_title}}" class="" href="{{home_link}}"><img class="site-logo" src="{{logo_url}}" alt="Site Logo"> {{site_name}}</a>'
@@ -40,7 +41,12 @@ change_text_fix1 = '<a title="{{site_title_1}}" class="" href="{{home_link_1}}">
 all_template.each do |folder|
   if !folder.include?('mobile')
     begin
-      require 'nokogiri'
+      begin
+        require 'nokogiri'
+      rescue ScriptError => e
+        system('gem install nokogiri -v 1.7.0.1')
+        require 'nokogiri'
+      end
       puts "changing header.html.erb in #{folder}/home/header.html.erb"
       if folder.split('/')[-1] != 'mobile'
         filename = folder+'home/header.html.erb'
@@ -73,28 +79,38 @@ all_template.each do |folder|
     end
   end
 end
-change_html_old = 'html.gsub("%7B%7Blogo_url_1%7D%7D",((site.site_logo_1.url.nil? ? "/assets/default-site-logo.png" : site.site_logo_1.url) rescue "/assets/default-site-logo.pngs"))'
-change_html_new = 'html.gsub("%7B%7Blogo_url_1%7D%7D",((site.site_logo_1.url.nil? ? "/assets/default-site-logo.png" : site.site_logo_1.url) rescue "/assets/default-site-logo.png"))'
 begin
-    @file_text = File.read(ENV['PWD']+'/app/helpers/application_helper.rb')
-    File.open(ENV['PWD']+'/app/helpers/application_helper.rb_new','w+') do |f|
-      f.chmod 0777
-      if @file_text.include?(change_html_old)
-        @file_text = @file_text.gsub(change_html_old,change_html_new)
-      elsif (!@file_text.include?(change_html_old) && !@file_text.include?(change_html_new))
-        insert_index = @file_text.index('html.gsub("%7B%7Blogo_url%7D%7D"')
-        @file_text.insert(insert_index,change_html_new+"\n")
-      end
-      f.write(@file_text)
-    end
-    system("cp #{ENV['PWD']+'/app/helpers/application_helper.rb_new'} #{ENV['PWD']+'/app/helpers/application_helper.rb'}")
-    puts "finish change application_helper.rb in #{ENV['PWD']}/app/helpers/"
+  system("cp -f #{app_path}/updatefiles/application_helper.rb #{dir_pwd}/app/helpers/application_helper.rb")
 rescue => e
-    puts "Permission denied in #{ENV['PWD']}/app/helpers/application_helper.rb"
+  puts e.backtrace
 end
+#change_html_old = 'html.gsub("%7B%7Blogo_url_1%7D%7D",((site.site_logo_1.url.nil? ? "/assets/default-site-logo.png" : site.site_logo_1.url) rescue "/assets/default-site-logo.pngs"))'
+#change_html_new = 'html.gsub("%7B%7Blogo_url_1%7D%7D",((site.site_logo_1.url.nil? ? "/assets/default-site-logo.png" : site.site_logo_1.url) rescue "/assets/default-site-logo.png"))'
+#begin
+#    @file_text = File.read(ENV['PWD']+'/app/helpers/application_helper.rb')
+#    File.open(ENV['PWD']+'/app/helpers/application_helper.rb_new','w+') do |f|
+#      f.chmod 0777
+#      if @file_text.include?(change_html_old)
+#        @file_text = @file_text.gsub(change_html_old,change_html_new)
+#      elsif (!@file_text.include?(change_html_old) && !@file_text.include?(change_html_new))
+#        insert_index = @file_text.index('html.gsub("%7B%7Blogo_url%7D%7D"')
+#        @file_text.insert(insert_index,change_html_new+"\n")
+#      end
+#      f.write(@file_text)
+#    end
+#    system("cp #{ENV['PWD']+'/app/helpers/application_helper.rb_new'} #{ENV['PWD']+'/app/helpers/application_helper.rb'}")
+#    puts "finish change application_helper.rb in #{ENV['PWD']}/app/helpers/"
+#rescue => e
+#    puts "Permission denied in #{ENV['PWD']}/app/helpers/application_helper.rb"
+#end
 begin
-  Site.first.update(:display_title_in_frontend=>false) 
-rescue
+  require "#{dir_pwd}/app/models/site"
+  site_first = Site.first
+  if site_first[:display_title_in_frontend].nil?
+    puts 'close display double title in frontend'
+    site_first.update_attributes(:display_title_in_frontend=>false) 
+  end
+rescue ScriptError => e
   puts 'unable to close title display in frontend.'
 end
 # Describe your gem and declare its dependencies:
diff --git a/updatefiles/application_helper.rb b/updatefiles/application_helper.rb
index 089eaab..9d71c2e 100644
--- a/updatefiles/application_helper.rb
+++ b/updatefiles/application_helper.rb
@@ -226,6 +226,7 @@ module ApplicationHelper
 			def create_menu(items,level)
 				html = ""
 				items.each do |key,item|
+					next if  @menus_items[level].nil?
 					li = @menus_items[level].gsub("href_here",(item["url"] || ""))
 					li = li.gsub("{{link_name}}",(item["name"] || ""))
 					li = li.gsub("target_here",(item["target"] || ""))
@@ -238,8 +239,8 @@ module ApplicationHelper
 					end
 					html = html + li
 				end
-				html = @menus[level].gsub("{{here}}",html)
-				html = html.gsub("{{class_level}}",level.to_s)
+				html = @menus[level].to_s.gsub("{{here}}",html)
+				html = html.to_s.gsub("{{class_level}}",level.to_s)
 				html
 			end
 			h = create_menu(@items,0)