update

app/Http/Controllers/Admin/OtherController.php

@@ -400,6 +400,8 @@ class OtherController extends CommonController
             case 'course_signs_pass':
                 // 审核通过人数明细 - 使用courseSignsTotal方法获取列表（与coursesHome算法一致）
                 $courseSigns = CourseSign::courseSignsTotal($start_date, $end_date, 1, $course_ids, null, true);
+                // 加载关联关系
+                $courseSigns->load(['user', 'course']);
 
                 foreach ($courseSigns as $sign) {
                     $data[] = [

app/Models/CourseSign.php

@@ -79,21 +79,20 @@ class CourseSign extends SoftDeletesModel
      */
     public static function getStudentList($start_date = null, $end_date = null, $status = null, $course_ids = null)
     {
-        $baseQuery = CourseSign::with('user', 'course')
-            ->where(function ($query) use ($course_ids, $status) {
-                if ($status) {
-                    $query->where('status', $status);
-                }
-                if (isset($course_ids)) {
-                    $query->whereIn('course_id', $course_ids);
-                }
-            })->whereHas('course', function ($query) use ($start_date, $end_date) {
-                // 开始结束日期的筛选。or查询
-                if ($start_date && $end_date) {
-                    $query->whereBetween('start_date', [$start_date, $end_date])
-                        ->orWhereBetween('end_date', [$start_date, $end_date]);
-                }
-            })->whereNotIn('status', [4, 5, 6]);
+        $baseQuery = CourseSign::where(function ($query) use ($course_ids, $status) {
+            if ($status) {
+                $query->where('status', $status);
+            }
+            if (isset($course_ids)) {
+                $query->whereIn('course_id', $course_ids);
+            }
+        })->whereHas('course', function ($query) use ($start_date, $end_date) {
+            // 开始结束日期的筛选。or查询
+            if ($start_date && $end_date) {
+                $query->whereBetween('start_date', [$start_date, $end_date])
+                    ->orWhereBetween('end_date', [$start_date, $end_date]);
+            }
+        })->whereNotIn('status', [4, 5, 6]);
         return $baseQuery;
     }