From 4089d9ec52debff9fdd1fce9e761f68bb61d2977 Mon Sep 17 00:00:00 2001
From: tjhunt <tjhunt>
Date: Fri, 25 Jul 2008 14:18:02 +0000
Subject: [PATCH] MDL-15537 - followup - don't display an error if you ask
 questionlib.php to load an empty list of questions.

---
 lib/questionlib.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/questionlib.php b/lib/questionlib.php
index dce4c1903e..ae735b681e 100644
--- a/lib/questionlib.php
+++ b/lib/questionlib.php
@@ -776,6 +776,9 @@ function questionbank_navigation_tabs(&$row, $contexts, $querystring) {
  */
 function question_preload_questions($questionids, $extrafields = '', $join = '', $extraparams = array()) {
     global $CFG, $DB;
+    if (empty($questionids)) {
+        return array();
+    }
     if ($join) {
         $join = ' JOIN '.$join;
     }
-- 
2.39.5