diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 28f35b94a..cc1fc167e 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -233,16 +233,6 @@ class ApplicationController < ActionController::Base
 		end
 
 		# User.current = User.find 81403
-
-		if params[:debug] == 'teacher' #todo 为了测试,记得讲debug删除
-			User.current = User.find 81403
-		elsif params[:debug] == 'student'
-			User.current = User.find 8686
-		elsif params[:debug] == 'admin'
-			User.current = User.find 1
-		elsif params[:debug]
-			User.current = User.find_by_login params[:debug]
-		end
 	end
 
 	# Sets the logged in user