Clear a variable, just in case

diff --git a/course/topics.php b/course/topics.php
index 7f2970d737f9d3ce47bbd5b77b22a18c15e9d945..b7abd75d8e80388a21996f4c5446e2668a0b73f3 100644 (file)
--- a/course/topics.php
+++ b/course/topics.php
@@ -150,6 +150,7 @@
             $thissection = $sections[$section];
 
         } else {
+            unset($thissection);
             $thissection->course = $course->id;   // Create a new section structure
             $thissection->section = $section;
             $thissection->summary = "";