Just an uninitialised variable.

diff --git a/mod/workshop/assessments.php b/mod/workshop/assessments.php
index 5165b85780bf49794c2e8a87358068b201169a7c..919739af9cb7da37cead571f369cbe02abb26a36 100644 (file)
--- a/mod/workshop/assessments.php
+++ b/mod/workshop/assessments.php
@@ -64,6 +64,8 @@
 
     if ($course->category) {
         $navigation = "<A HREF=\"../../course/view.php?id=$course->id\">$course->shortname</A> ->";
+    } else {
+        $navigation = "";
     }
 
     $strworkshops = get_string("modulenameplural", "workshop");