diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index d07e00090..cb31067cb 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -23,6 +23,8 @@ class ApplicationController < ActionController::Base
 
 	# 所有请求必须合法签名
 	def check_sign
+		uid_logger("educoder_session is #{cookies[:_educoder_session]}")
+		uid_logger("autologin trustie is #{cookies[:autologin_trustie]}")
 		uid_logger("check sign start: session[:user_id] is #{session[:user_id]}")
 		uid_logger("check sign start: default_yun_session is #{default_yun_session}, session[:current_user_id] is #{session[:"#{default_yun_session}"]}")
 		if !Rails.env.development?
@@ -222,7 +224,7 @@ class ApplicationController < ActionController::Base
 	# 未授权的捕捉407，弹试用申请弹框
 	def require_login
 		#6.13 -hs
-		tip_exception(401, "..") unless User.current.logged?
+		tip_exception(401, "请登录后再操作") unless User.current.logged?
 	end
 
 	# 异常提醒
diff --git a/app/controllers/challenges_controller.rb b/app/controllers/challenges_controller.rb
index 354d63f6d..088c6ff6f 100644
--- a/app/controllers/challenges_controller.rb
+++ b/app/controllers/challenges_controller.rb
@@ -181,7 +181,7 @@ class ChallengesController < ApplicationController
     begin
       ActiveRecord::Base.transaction do
         tab = params[:tab].to_i
-        @challenge.update_attributes(challenge_params)
+        @challenge.update_attributes!(challenge_params)
         if tab == 0 && @challenge.st == 0
           @challenge.challenge_tags.delete_all
           if params[:challenge_tag].present?
@@ -211,7 +211,7 @@ class ChallengesController < ApplicationController
               # last： 末尾匹配， full: 全完匹配
               logger.info("set: #{set}; match_rule : #{set[:match_rule]}")
               match_rule = set[:match_rule] == 'last' ? 'last' : 'full'
-              TestSet.create(:challenge_id => @challenge.id,
+              TestSet.create!(:challenge_id => @challenge.id,
                              :input => "#{set[:input]}",
                              :output => "#{set[:output]}",
                              :is_public => params_hidden[index],
@@ -237,9 +237,9 @@ class ChallengesController < ApplicationController
         end
 
       end
-    rescue => e
-      logger_error("##update_challenges: ##{e.message}")
-      tip_exception("更新失败！")
+    rescue Exception => e
+      logger.error("##update_challenges: ##{e.message}")
+      tip_exception("#{e.message}")
     end
 
   end
@@ -262,7 +262,7 @@ class ChallengesController < ApplicationController
         params[:challenge_answer].each_with_index do |answer, index|
           # 内容为空不保存
           next if answer[:contents].blank?
-          ChallengeAnswer.create(name: answer[:name], contents: answer[:contents],
+          ChallengeAnswer.create!(name: answer[:name], contents: answer[:contents],
                                  level: index+1, score: answer[:score], challenge_id: @challenge.id)
         end
       end
diff --git a/app/models/challenge_answer.rb b/app/models/challenge_answer.rb
index 514f3471a..8196a7b7e 100644
--- a/app/models/challenge_answer.rb
+++ b/app/models/challenge_answer.rb
@@ -3,7 +3,7 @@ class ChallengeAnswer < ApplicationRecord
   belongs_to :challenge
   has_many :game_answers, :dependent => :destroy
 
-  validates :contents, length: { maximum: 5000 , too_long: "不能超过5000个字符"}
+  validates :contents, length: { maximum: 25000 , too_long: "不能超过25000个字符"}
 
   def view_answer_time(user_id)
     game_answers.where(user_id: user_id).last&.view_time
diff --git a/app/models/test_set.rb b/app/models/test_set.rb
index 01bc2b767..861f5b3ed 100644
--- a/app/models/test_set.rb
+++ b/app/models/test_set.rb
@@ -1,7 +1,7 @@
 class TestSet < ApplicationRecord
   # match_rule: 匹配规则： full： 完全匹配， last： 末尾匹配
   #
-  validates :input, length: { maximum: 5000, too_long: "不能超过5000个字符" }
-  validates :output, length: { maximum: 5000, too_long: "不能超过5000个字符" }
+  validates :input, length: { maximum: 65000, too_long: "不能超过65000个字符" }
+  validates :output, length: { maximum: 65000, too_long: "不能超过65000个字符" }
 
 end
diff --git a/app/views/admins/repertoires/edit.js.erb b/app/views/admins/repertoires/edit.js.erb
index 0aafcb632..d66078123 100644
--- a/app/views/admins/repertoires/edit.js.erb
+++ b/app/views/admins/repertoires/edit.js.erb
@@ -1,2 +1,2 @@
 $('.admin-modal-container').html("<%= j( render partial: 'admins/repertoires/shared/edit_repertoire_modal', locals: { repertoire: @repertoire } ) %>");
-$('.modal.admin-edit-repertoires-modal').modal('show');
\ No newline at end of file
+$('.modal.admin-edit-repertoire-modal').modal('show');
\ No newline at end of file