From 2d09198e5f029400f0c90111ba9ba6e48a175ed1 Mon Sep 17 00:00:00 2001
From: gustav_delius <gustav_delius>
Date: Wed, 29 Dec 2004 09:22:33 +0000
Subject: [PATCH] avoid division by zero when the sum of grades is zero

---
 mod/quiz/view.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mod/quiz/view.php b/mod/quiz/view.php
index 2f44df763d..382395dc48 100644
--- a/mod/quiz/view.php
+++ b/mod/quiz/view.php
@@ -113,7 +113,7 @@
             } else {
                 $timetaken = "-";
             }
-            if ($quiz->grade) {
+            if ($quiz->grade and $quiz->sumgrades) {
                 $attemptgrade = format_float(($attempt->sumgrades/$quiz->sumgrades)*$quiz->grade);
                 if ($attemptgrade == $mygrade) {
                     $attemptgrade = "<span class=\"highlight\">$attemptgrade</span>";
-- 
2.39.5