From 1b8e2bc76d5ccf6a44a41e2aa1507068ee04b081 Mon Sep 17 00:00:00 2001
From: Lan Hui <lanhui@zjnu.edu.cn>
Date: Fri, 25 Aug 2023 21:42:01 +0800
Subject: [PATCH] Submissions.php: ignore cases where Student_ID is empty.

---
 Submissions.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Submissions.php b/Submissions.php
index 1eb9ee9..902a2ed 100644
--- a/Submissions.php
+++ b/Submissions.php
@@ -390,7 +390,7 @@ where Lab_Report_ID=$id and lab_report_submissions.Status='Remarking'");
                             $rs2 = mysqli_query($con, "SELECT ID, Course_Group_id, course_group_members_table.Student_ID, course_group_members_table.Status, users_table.Full_Name
                                                        FROM course_group_members_table 
                                                        INNER JOIN users_table ON users_table.Student_ID=course_group_members_table.Student_ID
-                                                       WHERE course_group_members_table.Course_Group_id=$id");
+                                                       WHERE course_group_members_table.Student_ID AND course_group_members_table.Course_Group_id=$id");
 
                             while ($row = mysqli_fetch_assoc($rs2)) {
                                 $name = $row['Full_Name'];