diff --git a/app/common/service/SendMsgCronJobService.php b/app/common/service/SendMsgCronJobService.php
index c4bc140..2c0ce00 100644
--- a/app/common/service/SendMsgCronJobService.php
+++ b/app/common/service/SendMsgCronJobService.php
@@ -345,7 +345,7 @@ class SendMsgCronJobService
 
             foreach ($teacher_schedule_time as $item) {
                 $studentSchedule = $item->studentSchedule->toArray();
-                if (empty($studentSchedule)) {
+                if (!empty($studentSchedule)) {
                     CronJob::create([
                         'msg_type' => self::CLASS_BEGIN_NOTIFY_TEACHER,
                         'teacher_id' => $item->teacher_id,
@@ -364,7 +364,7 @@ class SendMsgCronJobService
                         'send_result' => 0,
                         'send_result_msg' => '未找到课程分配的学生',
                     ]);
-                    throw new Exception('未找到课程分配的学生');
+//                    throw new Exception('未找到课程分配的学生');
                 }
 
                 $student_info = [];
@@ -378,7 +378,7 @@ class SendMsgCronJobService
                 }
                 $student_name = implode(',', array_column($student_info, 'student_name'));
 
-                if (empty($student_name)) {
+                if (!empty($student_name)) {
                     CronJob::create([
                         'msg_type' => self::CLASS_BEGIN_NOTIFY_TEACHER,
                         'teacher_id' => $item->teacher_id,
@@ -397,7 +397,7 @@ class SendMsgCronJobService
                         'send_result' => 0,
                         'send_result_msg' => '未找到课程分配的学生',
                     ]);
-                    throw new Exception('未找到课程分配的学生');
+//                    throw new Exception('未找到课程分配的学生');
                 }
 
                 $send_teacher_data = [
@@ -575,16 +575,13 @@ class SendMsgCronJobService
     {
         try {
             $teacher_schedule_time = TeacherScheduleTime::where(['is_publish' => 1])
-                ->whereTime('start_time', '>=', date('Y-m-d H:i:s', strtotime('+10 minute')))
-                ->whereTime('start_time', '<=', date('Y-m-d H:i:s', strtotime('+11 minute')))
+                ->whereTime('start_time', '>=', date('Y-m-d 00:00:00', strtotime('+10 minute')))
+                ->whereTime('start_time', '<=', date('Y-m-d 00:00:00', strtotime('+11 minute')))
                 ->with(['teacherAttr', 'subject', 'studentSchedule'])
                 ->select();
 
             foreach ($teacher_schedule_time as $item) {
 
-                if (strtotime($item['start_time']) - time() > 60) {
-                    continue;
-                }
 
                 $studentSchedule = $item->studentSchedule->toArray();
                 if (empty($studentSchedule)) {
@@ -824,7 +821,7 @@ class SendMsgCronJobService
                 ->findOrEmpty();
 
             $studentSchedule = $teacher_schedule_time->studentSchedule->toArray();
-            if (empty($studentSchedule)) {
+            if (!empty($studentSchedule)) {
                 CronJob::create([
                     'msg_type' => self::CLASS_BEGIN_NOTIFY_TEACHER,
                     'teacher_id' => $teacher_schedule_time->teacher_id,
@@ -843,7 +840,7 @@ class SendMsgCronJobService
                     'send_result' => 0,
                     'send_result_msg' => '未找到课程分配的学生',
                 ]);
-                throw new Exception('未找到课程分配的学生');
+//                throw new Exception('未找到课程分配的学生');
             }
 
             $student_info = [];
@@ -857,7 +854,7 @@ class SendMsgCronJobService
             }
             $student_name = implode(',', array_column($student_info, 'student_name'));
 
-            if (empty($student_name)) {
+            if (!empty($student_name)) {
                 CronJob::create([
                     'msg_type' => self::CLASS_BEGIN_NOTIFY_TEACHER,
                     'teacher_id' => $teacher_schedule_time->teacher_id,
@@ -876,7 +873,7 @@ class SendMsgCronJobService
                     'send_result' => 0,
                     'send_result_msg' => '未找到课程分配的学生',
                 ]);
-                throw new Exception('未找到课程分配的学生');
+//                throw new Exception('未找到课程分配的学生');
             }
 
             $send_teacher_data = [
@@ -930,6 +927,7 @@ class SendMsgCronJobService
 
 
         } catch (Exception $e) {
+            raw_log('cron_job/send_to_teacher_before_day_field', ['msg'=>$e->getMessage()]);
 
             return [
                 'code' => ResponseCode::FAIL,
diff --git a/process/Task.php b/process/Task.php
index 0b2188a..bb16a3c 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())->classBeginSingleMsgToTeacher();
+            (new SendMsgCronJobService())->classBeginMsgToTeacherBeforeDay();
         });
 
         // 每分钟执行一次