diff --git a/controller/Session.class.php b/controller/Session.class.php
index 1e85c72b..04683d9d 100644
--- a/controller/Session.class.php
+++ b/controller/Session.class.php
@@ -34,12 +34,13 @@ class Session
             static::setNamespace(static::NAMESPACE_DEFAULT, $oldSession);
         }
 
-        $site_visitor_id = key_exists(static::USER_ID,$_SESSION) ? $_SESSION[static::USER_ID] : '';
-        $response = LBRY::logWebVisitor(static::SITE_ID, $site_visitor_id,  $_SERVER['REMOTE_ADDR']);
-        if (key_exists('data',$response) && key_exists('visitor_id',$response['data']))
-        {
+        $site_visitor_id = key_exists(static::USER_ID, $_SESSION) ? $_SESSION[static::USER_ID] : '';
+        $response = LBRY::logWebVisitor(static::SITE_ID, $site_visitor_id, $_SERVER['REMOTE_ADDR']);
+        if (!is_null($response)
+                && key_exists('data', $response)
+                && key_exists('visitor_id', $response['data'])) {
             $_SESSION[static::USER_ID] = $response['data']['visitor_id'];
-        }else{
+        } else {
             $_SESSION[static::USER_ID] = '';
         }