diff --git a/app/controllers/archives_controller.rb b/app/controllers/archives_controller.rb
index c2833de..57e0fde 100644
--- a/app/controllers/archives_controller.rb
+++ b/app/controllers/archives_controller.rb
@@ -1,5 +1,13 @@
 class ArchivesController < ApplicationController
 	def index
+	    #the first 7 lines are write to avoid the categories to be not in the ArchiveCategory
+	    categories_temp = ModuleApp.where(:key => "archive").first.categories
+        categories_temp.each do |category|
+            archive_cat = ArchiveCategory.all.select{ |value| value.category_id.to_s == category.id.to_s}
+            if archive_cat.length == 0
+                ArchiveCategory.create(category_id: category.id.to_s)
+            end
+        end
 	    if ArchiveSortOrder.count == 0
             ArchiveSortOrder.new('sort_order' => false).save
         end
@@ -7,9 +15,13 @@ class ArchivesController < ApplicationController
 	    if !params['title'].nil?
 	        files_by_cateogry = ArchiveFile.where(is_hidden: false).group_by(&:category)
 	        categories = files_by_cateogry.keys
-	        puts categories.inspect
+	        all_categories_with_nil = ArchiveCategory.all.in(sort_number: nil)
+            all_categories_no_nil = ArchiveCategory.all.not_in(sort_number: nil).order_by(sort_number: 'desc')
+            categories_sort = all_categories_no_nil.concat(all_categories_with_nil).collect do |cat|
+                categories.where(:_id => cat.category_id).first
+            end
 	        cats_last = []
-	        categories.each do |category|
+	        categories_sort.each do |category|
     			url_to_edit = ""
     			flag = false
     			archives = []
@@ -67,7 +79,12 @@ class ArchivesController < ApplicationController
     		files_by_cateogry = ArchiveFile.where(is_hidden: false).filter_by_categories.filter_by_tags.group_by(&:category)
     		each_data_count = []
     		categories = files_by_cateogry.keys
-    		cats = categories.collect do |category|
+    		all_categories_with_nil = ArchiveCategory.all.in(sort_number: nil)
+            all_categories_no_nil = ArchiveCategory.all.not_in(sort_number: nil).order_by(sort_number: 'desc')
+            categories_sort = all_categories_no_nil.concat(all_categories_with_nil).collect do |cat|
+                categories.where(:_id => cat.category_id).first
+            end
+    		cats = categories_sort.collect do |category|
     			url_to_edit = OrbitHelper.user_has_cateogry?(category) ? "/admin/archive_files?filters[category][]=#{category.id.to_s}" : ""
     			archives = files_by_cateogry[category].collect do |archive|
     				statuses = archive.statuses_with_classname.collect do |status|