From 31420692853fb3be5b0c71ea67564b4052fa588a Mon Sep 17 00:00:00 2001
From: Tim Hunt <T.J.Hunt@open.ac.uk>
Date: Tue, 17 Mar 2015 14:33:38 +0000
Subject: [PATCH] MDL-49547 question restore: avoid tag-related notices.

---
 backup/moodle2/restore_stepslib.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/backup/moodle2/restore_stepslib.php b/backup/moodle2/restore_stepslib.php
index 65b3ded98ee..199b150df67 100644
--- a/backup/moodle2/restore_stepslib.php
+++ b/backup/moodle2/restore_stepslib.php
@@ -3688,6 +3688,11 @@ class restore_create_categories_and_questions extends restore_structure_step {
 
         $data = (object)$data;
         $newquestion = $this->get_new_parentid('question');
+        $questioncreated = (bool) $this->get_mappingid('question_created', $this->get_old_parentid('question'));
+        if (!$questioncreated) {
+            // This question already exists in the question bank. Nothing for us to do.
+            return;
+        }
 
         if (!empty($CFG->usetags)) { // if enabled in server
             // TODO: This is highly inefficient. Each time we add one tag