diff --git a/app/controllers/initialization_data_controller.rb b/app/controllers/initialization_data_controller.rb
index b2fb51f36..7ed01ad8c 100644
--- a/app/controllers/initialization_data_controller.rb
+++ b/app/controllers/initialization_data_controller.rb
@@ -67,7 +67,7 @@ class InitializationDataController < ApplicationController
     logger.info("#########test_sets: #{@test_sets.map(&:id)}")
     logger.info("#########challenge_chooses: #{@challenge_chooses.map(&:id)}")
     logger.info("#########challenge_questions: #{@challenge_questions.map(&:id)}")
-    logger.info("#########attachments: #{@att_ids.count}")
+    logger.info("#########attachments: #{@attachments.count}")
     connect_to_origin_date database
     logger.info("#########subjects: #{@subjects.count}")
     logger.info("#########stage: #{@stages.count}")
@@ -83,7 +83,7 @@ class InitializationDataController < ApplicationController
     logger.info("#########test_sets: #{@test_sets.count}")
     logger.info("#########challenge_chooses: #{@challenge_chooses.count}")
     logger.info("#########challenge_questions: #{@challenge_questions.count}")
-    logger.info("#########attachments: #{@att_ids}")
+    logger.info("#########attachments: #{@attachments.count}")
     ActiveRecord::Base.transaction do
        copy_subject_data
        copy_stages_data
@@ -107,22 +107,22 @@ class InitializationDataController < ApplicationController
 
   # 链接库
   def connect_to_origin_date database
-    # ActiveRecord::Base.establish_connection(
-    #     adapter: "mysql2",
-    #     host: "rm-bp13v5020p7828r5r.mysql.rds.aliyuncs.com",
-    #     username: "testeducoder",
-    #     password: "TEST@123",
-    #     database: "#{database}",
-    #     encoding: "utf8"
-    # )
     ActiveRecord::Base.establish_connection(
         adapter: "mysql2",
-        host: "127.0.0.1",
-        username: "root",
-        password: "123456",
+        host: "rm-bp13v5020p7828r5r.mysql.rds.aliyuncs.com",
+        username: "testeducoder",
+        password: "TEST@123",
         database: "#{database}",
         encoding: "utf8"
     )
+    # ActiveRecord::Base.establish_connection(
+    #     adapter: "mysql2",
+    #     host: "127.0.0.1",
+    #     username: "root",
+    #     password: "123456",
+    #     database: "#{database}",
+    #     encoding: "utf8"
+    # )
 
   end
 
@@ -192,7 +192,6 @@ class InitializationDataController < ApplicationController
     Shixun.bulk_insert(*shixun_attrs) do |worker|
       @shixuns.each do |shixun|
         base_attr =  shixun.attributes.dup.except("user_id", "myshixuns_count", "use_scope")
-        logger.info("#######shixun:#{base_attr}")
         worker.add(base_attr.merge(user_id: 1))
       end
     end
@@ -387,24 +386,26 @@ class InitializationDataController < ApplicationController
   # 获取关卡附件
   def get_attachment_data
     task_pass = Challenge.where(id: @challenges).where("task_pass like '%/api/attachments/%'").pluck(:task_pass)
-    @att_ids = []
+    att_ids = []
     # 附件的格式为（/api/attachments/ + 附件id）的形式，因此下面的正文匹配是为了取出附件的id，方便迁移attachments
     task_pass.each do |tp|
-      @att_ids += tp.scan(/\(\/api\/attachments\/.+\)/).map{|s|s.match(/\d+/)[0]}
+      att_ids += tp.scan(/\(\/api\/attachments\/.+\)/).map{|s|s.match(/\d+/)[0]}
     end
+    @attachments = Attachment.where(id: att_ids).to_a
   end
 
   # 创建附件数据
   def copy_attachment_data
-    return if @att_ids.blank?
-    attachment_attrs = %i[id container_id container_type filename disk_filename filesize content_type digest author_id created_on
-    downloads description disk_directory attachtype is_public copy_from quotes is_publish publish_time resource_bank_id unified_setting
+    return if @attachments.blank?
+    attachment_attrs = %i[id container_id container_type filename disk_filename filesize content_type digest downloads author_id
+    created_on description disk_directory attachtype is_public copy_from quotes is_publish publish_time resource_bank_id unified_setting
     cloud_url course_second_category_id]
     Attachment.bulk_insert(*attachment_attrs) do |worker|
-      Attachment.where(id: @att_ids).find_each do |att|
-        base_attr = att.attributes.except("author_id", "disk_directory", "copy_from")
+      @attachments.each do |att|
+        logger.info("########att_id: #{att.id}")
+        base_attr = att.attributes.dup.except("author_id", "disk_directory", "copy_from")
         # 本地版将过关任务的图片迁移到files/localshixuns 目录下， copy_from记录的是他原来的目录结构
-        worker.add(base_attr.merge({author_id: 1, disk_directory: "localshixuns", copy_from: att.disk_directory}))
+        worker.add(base_attr.merge(author_id: 1, disk_directory: "localshixuns", copy_from: att.disk_directory))
       end
     end
   end