diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index adef28e03..1bc2bad7d 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -291,14 +291,10 @@ class ApplicationController < ActionController::Base
 	# Returns the current user or nil if no user is logged in
 	# and starts a session if needed
 	def find_current_user
-		re_subdomain = "#{request.subdomain.split('.').first}_user_id"
-
-		Rails.logger.info("find current_user: subdomain is #{re_subdomain} and user session is #{session[:user_id]} -- #{session[:"#{re_subdomain}"]}")
-		Rails.logger.info("-----------------------------")
-		Rails.logger.info("domain session is:  #{session[:"#{request.subdomain.split('.').first}_user_id"]}")
-		if session[:"#{re_subdomain}"]
+		uid_logger("user setup start: session[:user_id] is #{session[:user_id]}")
+		if session[:user_id]
 			# existing session
-			(User.active.find(session[:"#{re_subdomain}"]) rescue nil)
+			(User.active.find(session[:user_id]) rescue nil)
 		elsif autologin_user = try_to_autologin
 			autologin_user
 		elsif params[:format] == 'atom' && params[:key] && request.get? && accept_rss_auth?
diff --git a/app/controllers/concerns/login_helper.rb b/app/controllers/concerns/login_helper.rb
index 0126eb6b0..b3ec6da63 100644
--- a/app/controllers/concerns/login_helper.rb
+++ b/app/controllers/concerns/login_helper.rb
@@ -62,21 +62,18 @@ module LoginHelper
   end
 
   def start_user_session(user)
-    re_subdomain = "#{request.subdomain.split('.').first}_user_id"
+    # re_subdomain = "#{request.subdomain.split('.').first}_user_id"
+    # session[:"#{request.subdomain}_user_id"] = user.id
+    # Rails.logger.info("domain_user_id session is: 3333332222111#{session[:"#{request.subdomain}_user_id"]}")
+    # Rails.logger.info("user_id session is: 3333332222111#{session[:"#{request.subdomain}_user_id"]}")
+    #
+    # # if current_laboratory.main_site?
+    # #   session[:user_id] = user.id
+    # # else
+    # #   session[:"#{request.subdomain}_user_id"] = user.id
+    # # end
 
-    session[:"#{re_subdomain}"] = nil
-    session[:user_id] = nil
-    # session[:"#{re_subdomain}"] = user.id
-    Rails.logger.info("domain_user_id session is: 3333332222111#{session[:"#{re_subdomain}"]}")
-    Rails.logger.info("user_id session is: 3333332222111#{session[:user_id]}")
-
-    # if current_laboratory.main_site?
-    #   session[:user_id] = user.id
-    # else
-    #   session[:"#{request.subdomain}_user_id"] = user.id
-    # end
-
-    # session[:user_id] = user.id
+    session[:user_id] = user.id
     session[:ctime] = Time.now.utc.to_i
     session[:atime] = Time.now.utc.to_i
   end
diff --git a/app/controllers/hack_user_lastest_codes_controller.rb b/app/controllers/hack_user_lastest_codes_controller.rb
index 56cda57d7..fcbecec0d 100644
--- a/app/controllers/hack_user_lastest_codes_controller.rb
+++ b/app/controllers/hack_user_lastest_codes_controller.rb
@@ -103,7 +103,7 @@ class HackUserLastestCodesController < ApplicationController
         if exec_mode == "submit"
           @hack.hack_sets.map{|set| {input: set.input, output: set.output, caseId: set.id}}
         else
-          {input: params[:input]}
+          [{input: params[:input]}]
         end
     testCases = Base64.urlsafe_encode64(test_sets.to_json)
     #codeFileContent = Base64.urlsafe_encode64(@my_hack.code)
diff --git a/app/controllers/hacks_controller.rb b/app/controllers/hacks_controller.rb
index 213c38c7f..915e58882 100644
--- a/app/controllers/hacks_controller.rb
+++ b/app/controllers/hacks_controller.rb
@@ -27,7 +27,7 @@ class HacksController < ApplicationController
     # 筛选过滤与排序
     params_filter_or_order
     # 我解决的编程题数
-    user_codes =  HackUserLastestCode.joins(:hack).mine(current_user).passed
+    user_codes =  HackUserLastestCode.joins(:hack).mine_hack(current_user).passed
     @simple_count = user_codes.where(hacks: {difficult: 1}).count
     @medium_count = user_codes.where(hacks: {difficult: 2}).count
     @diff_count  = user_codes.where(hacks: {difficult: 3}).count
diff --git a/app/models/hack_user_lastest_code.rb b/app/models/hack_user_lastest_code.rb
index 1d3e20f87..b4a707603 100644
--- a/app/models/hack_user_lastest_code.rb
+++ b/app/models/hack_user_lastest_code.rb
@@ -9,6 +9,7 @@ class HackUserLastestCode < ApplicationRecord
   has_many :hack_user_codes, dependent: :destroy
   has_one :hack_user_debug
   scope :mine, ->(author_id){ find_by(user_id: author_id) }
+  scope :mine_hack, ->(author_id){ where(user_id: author_id) }
   scope :passed, -> {where(status: 1)}
 
 end
diff --git a/config/routes.rb b/config/routes.rb
index abe31340d..81c419a7e 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -44,7 +44,9 @@ Rails.application.routes.draw do
         get :start
         get :result
       end
-      resources :comments
+      resources :comments do
+
+      end
     end
 
     resources :hack_user_lastest_codes, path: :myproblems,  param: :identifier do