diff --git a/app/Models/CourseSign.php b/app/Models/CourseSign.php
index d846f86..0f266ec 100755
--- a/app/Models/CourseSign.php
+++ b/app/Models/CourseSign.php
@@ -158,7 +158,7 @@ class CourseSign extends SoftDeletesModel
     {
         // 判断是否使用默认时间
         $isDefaultDate = empty($start_date) || $start_date == CourseType::START_DATE || empty($course_ids);
-        dd($isDefaultDate);
+        dd(empty($start_date) , $start_date == CourseType::START_DATE , empty($course_ids));
         // 获取学员ID列表
         if ($isDefaultDate) {
             // 默认时间：获取所有学员，不限制课程