From f800226226dd825e7393f33dc603a62b02e3c04e Mon Sep 17 00:00:00 2001
From: Julio Montoya <gugli100@gmail.com>
Date: Wed, 8 Jun 2011 12:06:18 +0200
Subject: [PATCH] Fixing typo

---
 main/inc/lib/tracking.lib.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/main/inc/lib/tracking.lib.php b/main/inc/lib/tracking.lib.php
index 0eda8c742d..42d9070cad 100755
--- a/main/inc/lib/tracking.lib.php
+++ b/main/inc/lib/tracking.lib.php
@@ -476,7 +476,7 @@ class Tracking {
                 if ($count_lp>0 && !empty($student_id)) {
                     $condition_user = "";
                     if (is_array($student_id)) {
-                        $$r = array_walk($student_id,'intval');
+                        array_walk($student_id,'intval');
                         $condition_user = " lp_view.user_id IN (".implode(',',$student_id).") AND ";
                     } else {
                         $student_id = intval($student_id);