From 502397dcbcdd01d6ea6d64e9705bb4160be0dac3 Mon Sep 17 00:00:00 2001
From: Adrian Greeve <adrian@moodle.com>
Date: Tue, 20 Dec 2016 14:39:54 +0800
Subject: [PATCH] MDL-57464 mod_lesson: fix notice with sub-clusters.

---
 mod/lesson/pagetypes/endofbranch.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mod/lesson/pagetypes/endofbranch.php b/mod/lesson/pagetypes/endofbranch.php
index c715677f7d6..634da76eb26 100644
--- a/mod/lesson/pagetypes/endofbranch.php
+++ b/mod/lesson/pagetypes/endofbranch.php
@@ -58,7 +58,8 @@ class lesson_page_type_endofbranch extends lesson_page {
 
     public function redirect_to_first_answer($canmanage) {
         global $USER, $PAGE;
-        $answer = array_shift($this->get_answers());
+        $answers = $this->get_answers();
+        $answer = array_shift($answers);
         $jumpto = $answer->jumpto;
         if ($jumpto == LESSON_RANDOMBRANCH) {