diff --git a/datamodels/2.x/itop-portal/index.php b/datamodels/2.x/itop-portal/index.php
index 6c174fa84..d499a7a69 100644
--- a/datamodels/2.x/itop-portal/index.php
+++ b/datamodels/2.x/itop-portal/index.php
@@ -27,6 +27,16 @@ else
 }
 require_once APPROOT . '/application/startup.inc.php';
 
+if (!class_exists('UserRequest') && !class_exists('Incident'))
+{
+	die('iTop has neither been installed with User Request nor Incident tickets. Please contact your administrator.');
+}
+
+if (UserRights::GetContactId() == 0)
+{
+	die(Dict::S('Portal:ErrorNoContactForThisUser'));
+}
+
 $sDir = basename(__DIR__);
 define('PORTAL_MODULE_ID', $sDir);
 define('PORTAL_ID', $sDir);