From 8af53beeec3e4005316653c329bf73ba139b463d Mon Sep 17 00:00:00 2001
From: tjhunt <tjhunt>
Date: Tue, 16 Oct 2007 20:52:12 +0000
Subject: [PATCH] Fix possible notice.

---
 mod/quiz/attempt.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/mod/quiz/attempt.php b/mod/quiz/attempt.php
index 0e14375de44..4a0c21794f5 100644
--- a/mod/quiz/attempt.php
+++ b/mod/quiz/attempt.php
@@ -387,7 +387,9 @@
     }
 
     if ($finishattempt) {
-        unset($SESSION->passwordcheckedquizzes[$quiz->id]);
+        if (!empty($SESSION->passwordcheckedquizzes[$quiz->id])) {
+            unset($SESSION->passwordcheckedquizzes[$quiz->id]);
+        }
         redirect($CFG->wwwroot . '/mod/quiz/review.php?attempt='.$attempt->id, 0);
     }