diff --git a/app/common/service/StudentHomeworkService.php b/app/common/service/StudentHomeworkService.php
index 84b5de7..b28f71a 100644
--- a/app/common/service/StudentHomeworkService.php
+++ b/app/common/service/StudentHomeworkService.php
@@ -40,7 +40,7 @@ class StudentHomeworkService
 
             $data = $request->post();
 
-            $subject_homework = SubjectHomework::where(['teacher_schedule_time_id' => $data['subject_homework_id'], 'is_publish' => 1])->findOrEmpty();
+            $subject_homework = SubjectHomework::where(['id' => $data['subject_homework_id'], 'is_publish' => 1])->findOrEmpty();
             if ($subject_homework->isEmpty()) {
                 throw new Exception('老师还未布置课程作业');
             }
diff --git a/process/Task.php b/process/Task.php
index a8b42d2..0b2188a 100644
--- a/process/Task.php
+++ b/process/Task.php
@@ -13,7 +13,7 @@ class Task
         // 每天的7点50执行，注意这里省略了秒位
         new Crontab('50 7 * * *', function(){
             //上课前一天提醒教师、学生、家长
-            (new SendMsgCronJobService())->classBeginMsgToTeacher();
+            (new SendMsgCronJobService())->classBeginSingleMsgToTeacher();
         });
 
         // 每分钟执行一次