diff --git a/app/controllers/weapps/attendances_controller.rb b/app/controllers/weapps/attendances_controller.rb
index da305bf8b..6d65219f0 100644
--- a/app/controllers/weapps/attendances_controller.rb
+++ b/app/controllers/weapps/attendances_controller.rb
@@ -44,35 +44,41 @@ class Weapps::AttendancesController < ApplicationController
   def student_attendances
     # tip_exception("学生身份的签到列表") if @user_course_identity != Course::STUDENT
     member = @course.students.find_by(user_id: current_user.id)
-    current_date = Date.current
-    current_end_time = Time.current.strftime("%H:%M:%S")
-
-    # 先算出该学生所在分班的签到id
-    # 分班id为0 表示签到不限制分班
-    group_ids = [member&.course_group_id.to_i, 0]
-    all_attendance_ids = @course.course_attendance_groups.where(course_group_id: group_ids).pluck(:course_attendance_id)
-
-    @history_attendances = @course.course_attendances.where(id: all_attendance_ids.uniq).
-      where("attendance_date < '#{current_date}' or (attendance_date = '#{current_date}' and end_time < '#{current_end_time}')").order("id desc")
-    @current_attendance = @course.course_attendances.where(id: all_attendance_ids.uniq).
-      where("attendance_date = '#{current_date}' and start_time <= '#{current_end_time}' and end_time > '#{current_end_time}'")
-    @history_count = @history_attendances.size
-
-    student_attendance_ids = @history_attendances.pluck(:id)
-    student_attendance_ids += @current_attendance.present? ? @current_attendance.pluck(:id) : []
+    if member.present?
+      current_date = Date.current
+      current_end_time = Time.current.strftime("%H:%M:%S")
+
+      # 先算出该学生所在分班的签到id
+      # 分班id为0 表示签到不限制分班
+      group_ids = [member&.course_group_id.to_i, 0]
+      all_attendance_ids = @course.course_attendance_groups.where(course_group_id: group_ids).pluck(:course_attendance_id)
+
+      # 学生的历史签到只统计加入课堂后创建的签到
+      history_attendance_ids = member.course_member_attendances.where(course_id: @course.id).pluck(:course_attendance_id)
+
+      @history_attendances = @course.course_attendances.where(id: history_attendance_ids.uniq).
+        where("attendance_date < '#{current_date}' or (attendance_date = '#{current_date}' and end_time < '#{current_end_time}')").order("id desc")
+      @current_attendance = @course.course_attendances.where(id: all_attendance_ids.uniq).
+        where("attendance_date = '#{current_date}' and start_time <= '#{current_end_time}' and end_time > '#{current_end_time}'")
+      @history_count = @history_attendances.size
+
+      student_attendance_ids = @history_attendances.pluck(:id)
+      student_attendance_ids += @current_attendance.present? ? @current_attendance.pluck(:id) : []
+
+      if student_attendance_ids.uniq.blank?
+        @normal_count = 0
+        @leave_count = 0
+        @absence_count = 0
+      else
+        @normal_count = @course.course_member_attendances.where(course_member_id: member&.id, course_attendance_id: student_attendance_ids, attendance_status: "NORMAL").size
+        @leave_count = @course.course_member_attendances.where(course_member_id: member&.id, course_attendance_id: student_attendance_ids, attendance_status: "LEAVE").size
+        # 旷课只统计历史签到的
+        @absence_count = @course.course_member_attendances.where(course_member_id: member&.id, course_attendance_id: @history_attendances.pluck(:id), attendance_status: "ABSENCE").size
+      end
 
-    if student_attendance_ids.uniq.blank?
-      @normal_count = 0
-      @leave_count = 0
-      @absence_count = 0
-    else
-      @normal_count = @course.course_member_attendances.where(course_attendance_id: student_attendance_ids, attendance_status: "NORMAL").size
-      @leave_count = @course.course_member_attendances.where(course_attendance_id: student_attendance_ids, attendance_status: "LEAVE").size
-      @absence_count = student_attendance_ids.uniq.size - @normal_count - @leave_count
+      @all_history_count = @history_attendances.size
+      @history_attendances = paginate @history_attendances.includes(:course_member_attendances)
     end
-
-    @all_history_count = @history_attendances.size
-    @history_attendances = paginate @history_attendances.includes(:course_member_attendances)
   end
 
   def show
diff --git a/app/jobs/homework_end_update_score_job.rb b/app/jobs/homework_end_update_score_job.rb
index 4ba4502fc..dec13cc36 100644
--- a/app/jobs/homework_end_update_score_job.rb
+++ b/app/jobs/homework_end_update_score_job.rb
@@ -22,7 +22,7 @@ class HomeworkEndUpdateScoreJob < ApplicationJob
     challenge_settings = homework.homework_challenge_settings
     myshixuns.find_each(batch_size: 100) do |myshixun|
       work = student_works.select{|work| work.user_id == myshixun.user_id}.first
-      if work && myshixun && (work.update_time.nil? || work.update_time < myshixun.updated_at)
+      if work.present? && myshixun
         games = myshixun.games.where(challenge_id: challenge_settings.pluck(:challenge_id))
         HomeworksService.new.update_myshixun_work_score work, myshixun, games, homework, challenge_settings
       end
diff --git a/app/jobs/student_join_attendance_record_job.rb b/app/jobs/student_join_attendance_record_job.rb
index f1b33c492..28935f771 100644
--- a/app/jobs/student_join_attendance_record_job.rb
+++ b/app/jobs/student_join_attendance_record_job.rb
@@ -10,7 +10,7 @@ class StudentJoinAttendanceRecordJob < ApplicationJob
     current_end_time = Time.current.strftime("%H:%M:%S")
     group_ids = member.course_group_id == 0 ? [0] : [member.course_group_id, 0]
 
-    current_attendance_ids = course.course_attendances.joins(:course_attendance_groups).where(course_group_id: group_ids).
+    current_attendance_ids = course.course_attendances.joins(:course_attendance_groups).where(course_attendance_groups: {course_group_id: group_ids}).
       where("(attendance_date = '#{current_date}' and start_time <= '#{current_end_time}' and end_time > '#{current_end_time}') or (attendance_date > '#{current_date}')").pluck(:id)
 
 
@@ -21,7 +21,9 @@ class StudentJoinAttendanceRecordJob < ApplicationJob
     CourseMemberAttendance.bulk_insert(*attrs) do |worker|
 
       current_attendance_ids.each do |attendance_id|
-        worker.add same_attrs.merge(course_attendance_id: attendance_id)
+        unless course.course_member_attendances.where(course_member_id: member_id, course_attendance_id: attendance_id).exists?
+          worker.add same_attrs.merge(course_attendance_id: attendance_id)
+        end
       end
     end
   end