diff --git a/main/inc/lib/events.lib.inc.php b/main/inc/lib/events.lib.inc.php
index c72ede0ba9..053bf0a1b0 100644
--- a/main/inc/lib/events.lib.inc.php
+++ b/main/inc/lib/events.lib.inc.php
@@ -431,8 +431,8 @@ function createEventExercise($exo_id)
  * @param	integer	Question ID
  * @param	integer Exercise attempt ID a.k.a exe_id (from track_e_exercise)
  * @param	integer	Position
+ * @param	integer Exercise ID (from c_quiz)
  * @param	bool update results?
- * @param	integer Exercise ID
  * @param	string  Filename (for audio answers - using nanogong)
  * @param	integer User ID The user who's going to get this score. Default value of null means "get from context".
  * @param	integer	Course ID (from the "id" column of course table). Default value of null means "get from context".
diff --git a/main/inc/lib/usermanager.lib.php b/main/inc/lib/usermanager.lib.php
index 3f67794c33..656db1fab9 100644
--- a/main/inc/lib/usermanager.lib.php
+++ b/main/inc/lib/usermanager.lib.php
@@ -54,7 +54,8 @@ class UserManager
      * @param array $params
      * @return array
      */
-    static function clean_params($params) {
+    static function clean_params($params)
+    {
         $clean_params = array();
         foreach ($params as $key => $value) {
             if (in_array($key, self::$columns)) {
@@ -70,7 +71,8 @@ class UserManager
      * @param array Array of user details (array('status'=>...,'username'=>..., ...))
      * @return mixed Array of user information
      */
-    public static function add($params) {
+    public static function add($params)
+    {
         global $_configuration;
 
         $access_url_id = 1;
@@ -148,6 +150,7 @@ class UserManager
                 return api_set_failure('encrypt_method invalid');
             }
         }
+
         $params['registration_date'] = api_get_utc_datetime();
 
         // Database table definition