From 78b9c960e9b6e6ef04a7ce663851afb20033d33b Mon Sep 17 00:00:00 2001
From: tjhunt <tjhunt>
Date: Wed, 12 Jul 2006 17:37:36 +0000
Subject: [PATCH] Fixed notice when restoring a numerical question with no
 units.

---
 question/restorelib.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/question/restorelib.php b/question/restorelib.php
index 3206a15b1a..33249ed197 100644
--- a/question/restorelib.php
+++ b/question/restorelib.php
@@ -421,7 +421,11 @@
         $status = true;
 
         //Get the numerical array
-        $numerical_units = $info['#']['NUMERICAL_UNITS']['0']['#']['NUMERICAL_UNIT'];
+        if (!empty($info['#']['NUMERICAL_UNITS'])) {
+            $numerical_units = $info['#']['NUMERICAL_UNITS']['0']['#']['NUMERICAL_UNIT'];
+        } else {
+            $numerical_units = array();
+        }
 
         //Iterate over numerical_units
         for($i = 0; $i < sizeof($numerical_units); $i++) {
-- 
2.39.5