diff --git a/main/inc/lib/sessionmanager.lib.php b/main/inc/lib/sessionmanager.lib.php
index fb2bea0b9a..081907f594 100755
--- a/main/inc/lib/sessionmanager.lib.php
+++ b/main/inc/lib/sessionmanager.lib.php
@@ -5442,10 +5442,10 @@ class SessionManager
      * Returns the list of session (name, short description, start date, end date) from category.
      * The short description is an extra field value
      * @param $categoryId
+     * @param $publicoObjetivo
      * @return mixed
      */
-    public static function getSessionBriefListByCategory($categoryId)
-    {
+    public static function getSessionBriefListByCategory($categoryId, $publicoObjetivo) {
         $categoryId = (int) $categoryId;
         $sessionList = array();
         if ($categoryId > 0) {
@@ -5463,11 +5463,11 @@ class SessionManager
                 )
             );
             $sessionFieldValueList = Database::select(
-                'sfv.session_id AS id, sfv.field_value AS description',
+                'sfv.session_id AS id, sfv.field_value AS description,',
                 $joinTable,
                 array(
                     'where' => array(
-                        'sf.field_variable = ?' => 'as_description'
+                        'sf.field_variable IN ( ? ) OR' => 'modalidad, duracion, cupos, horario, publico_objetivo',
                     )
                 )
             );
@@ -5475,9 +5475,20 @@ class SessionManager
         }
 
         foreach ($sessionList as $id => &$session) {
-            $session['description'] = isset($sessionFieldValueList[$id]) ?
-                $sessionFieldValueList[$id]['description'] :
-                '';
+            if ($publicoObjetivo == $session['publico_objetivo']) {
+                $session['modalidad'] = isset($sessionFieldValueList[$id]) ?
+                    $sessionFieldValueList[$id]['modalidad'] :
+                    '';
+                $session['duracion'] = isset($sessionFieldValueList[$id]) ?
+                    $sessionFieldValueList[$id]['duracion'] :
+                    '';
+                $session['cupos'] = isset($sessionFieldValueList[$id]) ?
+                    $sessionFieldValueList[$id]['cupos'] :
+                    '';
+                $session['horario'] = isset($sessionFieldValueList[$id]) ?
+                    $sessionFieldValueList[$id]['horario'] :
+                    '';
+            }
         }
 
         return $sessionList;
diff --git a/main/webservices/registration.soap.php b/main/webservices/registration.soap.php
index 26f0497439..0937631d05 100755
--- a/main/webservices/registration.soap.php
+++ b/main/webservices/registration.soap.php
@@ -15,6 +15,7 @@ $debug = false;
 define('WS_ERROR_SECRET_KEY', 1);
 define('WS_ERROR_NOT_FOUND_RESULT', 2);
 define('WS_ERROR_INVALID_INPUT', 3);
+define('WS_ERROR_SETTING', 4);
 
 
 function return_error($code) {
@@ -22,13 +23,16 @@ function return_error($code) {
     switch ($code) {
         case WS_ERROR_SECRET_KEY:
             $fault = new soap_fault('Server', '', 'Secret key is not correct or params are not correctly set');
-        break;
+            break;
         case WS_ERROR_NOT_FOUND_RESULT:
             $fault = new soap_fault('Server', '', 'Not found any result from the query');
-        break;
+            break;
         case WS_ERROR_INVALID_INPUT:
             $fault = new soap_fault('Server', '', 'The input variables are invalid o are not correctly set');
-        break;
+            break;
+        case WS_ERROR_SETTING:
+            $fault = new soap_fault('Server', '', 'Please check the configuration and installation for this webservice');
+            break;
     }
     return $fault;
 }
diff --git a/plugin/advancedsubscription/src/HookAdvancedSubscription.class.php b/plugin/advancedsubscription/src/HookAdvancedSubscription.class.php
index a5a7f95bf8..693cbe0443 100644
--- a/plugin/advancedsubscription/src/HookAdvancedSubscription.class.php
+++ b/plugin/advancedsubscription/src/HookAdvancedSubscription.class.php
@@ -70,8 +70,12 @@ class HookAdvancedSubscription extends HookObserver implements
                 array(
                     'name' => array('name' => 'name', 'type' => 'xsd:string'), //Course string code
                     'description' => array('name' => 'description', 'type' => 'xsd:string'), //Chamilo user_id
+                    'modality' => array('name' => 'start_date', 'type' => 'xsd:string'),
                     'date_start' => array('name' => 'start_date', 'type' => 'xsd:string'),
                     'date_end' => array('name' => 'end_date', 'type' => 'xsd:string'),
+                    'duration' => array('name' => 'date_end', 'type' => 'xsd:string'),
+                    'quota' => array('name' => 'quota', 'type' => 'xsd:string'),
+                    'schedule' => array('name' => 'schedule', 'type' => 'xsd:string'),
                 )
             );
 
@@ -97,8 +101,9 @@ class HookAdvancedSubscription extends HookObserver implements
                 'all',
                 '',
                 array(
-                    'id' => array('name' => 'id', 'type' => 'xsd:string'), //Course string code
-                    'name' => array('name' => 'name', 'type' => 'xsd:string'), //Chamilo user_id
+                    'id' => array('name' => 'id', 'type' => 'xsd:string'), // Course string code
+                    'name' => array('name' => 'name', 'type' => 'xsd:string'), // Chamilo user_id
+                    'target' => array('name' => 'target', 'type' => 'xsd:string'), // Publico objetivo
                     'secret_key'   => array('name' => 'secret_key', 'type' => 'xsd:string')
                 )
             );
@@ -121,7 +126,7 @@ class HookAdvancedSubscription extends HookObserver implements
                 'urn:WSRegistration#WSAdvsubEncrypt', // soapaction
                 'rpc', // style
                 'encoded', // use
-                'This service encrpyt data to be used later in urls' // documentation
+                'This service encrypt data to be used later in urls' // documentation
             );
 
             return $data;
@@ -160,9 +165,14 @@ class HookAdvancedSubscription extends HookObserver implements
 
         // Get the session brief List by category
 
-        $sessionList = SessionManager::getSessionBriefListByCategory($sessionCategoryId);
+        $sessionList = SessionManager::getSessionBriefListByCategory($sessionCategoryId, $params['publico_objetivo']);
 
-        if (empty($sessionList)) {
+        $extraFieldSession = new ExtraFieldValue('session');
+        $hasExtraField = $extraFieldSession->get_values_by_handler_and_field_variable(1, 'publico_objetivo');
+        if ($hasExtraField != false) {
+            // Has session extra fields, Nothing to do
+        } else {
+            // No session extra fields
 
             return return_error(WS_ERROR_NOT_FOUND_RESULT);
         }