diff --git a/main/inc/lib/events.lib.inc.php b/main/inc/lib/events.lib.inc.php
index 1172a1c9d9..f9f3f2be90 100644
--- a/main/inc/lib/events.lib.inc.php
+++ b/main/inc/lib/events.lib.inc.php
@@ -1472,9 +1472,11 @@ function event_course_login($course_code, $user_id, $session_id) {
     $user_id	 = Database::escape_string($user_id);
     $session_id  = Database::escape_string($session_id);
 
+    //@TODO: Check if should search for a previous row (LIKE local.inc.php line 880)
     $sql	= "INSERT INTO $course_tracking_table(course_code, user_id, login_course_date, logout_course_date, counter, session_id)
         	  VALUES('".$course_code."', '".$user_id."', '$time', '$time', '1', '".$session_id."')";
     Database::query($sql);
+    error_log (__FILE__);
 
     // Course catalog stats modifications see #4191
     CourseManager::update_course_ranking(null, null, null, null, true, false);
diff --git a/main/inc/local.inc.php b/main/inc/local.inc.php
index 3057650054..6e9eb25b05 100644
--- a/main/inc/local.inc.php
+++ b/main/inc/local.inc.php
@@ -763,6 +763,7 @@ if (isset($cidReset) && $cidReset) {
                 //Course login
                 if (isset($_user['user_id'])) {
                     event_course_login($_course['code'], $_user['user_id'], api_get_session_id());
+                    error_log(__FILE__);
                 }
             }
         } else {
@@ -885,6 +886,7 @@ if (isset($cidReset) && $cidReset) {
                                     login_course_date > now() - INTERVAL $session_lifetime SECOND
                         ORDER BY login_course_date DESC LIMIT 0,1";
                     $result = Database::query($sql);
+                    //error_log(preg_replace('/\s+/',' ',$sql));
 
                     if (Database::num_rows($result) > 0) {
                         $i_course_access_id = Database::result($result,0,0);
@@ -893,11 +895,13 @@ if (isset($cidReset) && $cidReset) {
                                 WHERE course_access_id = ".intval($i_course_access_id)." AND session_id = ".api_get_session_id();
                         //error_log($sql);
                         Database::query($sql);
+                        //error_log(preg_replace('/\s+/',' ',$sql));
                     } else {
                         $sql="INSERT INTO $course_tracking_table (course_code, user_id, login_course_date, logout_course_date, counter, session_id)" .
                             "VALUES('".$course_code."', '".$_user['user_id']."', '$time', '$time', '1','".api_get_session_id()."')";
                         //error_log($sql);
                         Database::query($sql);
+                        //error_log(preg_replace('/\s+/',' ',$sql));
                     }
                 }
             }