From: moodler <moodler>
Date: Fri, 27 Apr 2007 06:30:21 +0000 (+0000)
Subject: Merged MDL-9606 from stable
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=ca42eec162e4819066a432948ffd6707b4710a6f;p=moodle.git

Merged MDL-9606 from stable
---

diff --git a/calendar/lib.php b/calendar/lib.php
index 2e9a6ac98d..d0b223fd4f 100644
--- a/calendar/lib.php
+++ b/calendar/lib.php
@@ -1239,7 +1239,9 @@ function calendar_get_default_courses($ignoreref = false) {
     // find all course this student can view
     if ($allcourses = get_my_courses($USER->id, 'visible DESC, sortorder ASC', '*', true)) {
         foreach ($allcourses as $courseid => $acourse) {
-            $context = get_context_instance(CONTEXT_COURSE, $courseid);
+            if (!$context = get_context_instance(CONTEXT_COURSE, $courseid)) {
+                continue;
+            }
             // let's try to see if there is any direct assignments on this context
             // one can have multiple assignments
             // just use anyone that has something, or else use empty string