Chuck, you reintroduced the @ before the unserialize call in Auth.php some time ago. But I couldn't reproduce when the error message appears again. Even not with sql authentication as you stated. Could you give more details when this happens? Jan. -- http://www.horde.org - The Horde Project http://www.ammma.de - discover your knowledge http://www.tip4all.de - Deine private Tippgemeinschaft