From 44e852cbead62851e61f3720270e320e1f78d619 Mon Sep 17 00:00:00 2001
From: vyshane <vyshane>
Date: Fri, 2 Jun 2006 07:37:45 +0000
Subject: [PATCH] Merged from 1.6. Fixed php warnings when no course is
 selected.

---
 course/report/stats/index.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/course/report/stats/index.php b/course/report/stats/index.php
index 6f623c2434..d9cd50e063 100644
--- a/course/report/stats/index.php
+++ b/course/report/stats/index.php
@@ -115,7 +115,9 @@
             $sql = 'SELECT s.userid,u.firstname,u.lastname,u.idnumber,1 AS roleid FROM '.$CFG->prefix.'user_students s JOIN '.$CFG->prefix.'user u ON u.id = s.userid WHERE course = '.$course->id;
         }
 
-        $us = get_records_sql($sql);
+        if (!$us = get_records_sql($sql)) {
+            error('Cannot enter detailed view: No users found for this course.');
+        }
         $admins = get_admins();
         foreach ($us as $u) {
             $role = $course->student;
-- 
2.39.5