diff --git a/app/controllers/exercise_answers_controller.rb b/app/controllers/exercise_answers_controller.rb
index 3556ab8d3..158628475 100644
--- a/app/controllers/exercise_answers_controller.rb
+++ b/app/controllers/exercise_answers_controller.rb
@@ -2,7 +2,6 @@ class ExerciseAnswersController < ApplicationController
   before_action :require_login, :check_auth
   before_action :get_exercise_question
   include ExercisesHelper
-  include ControllerRescueHandler
 
   def create  #每一次答案的点击，请求一次，实训题不在这里回答
     q_type = @exercise_question.question_type  #试卷的类型