Eureka! The whole problem was my unfamiliarity with the php download page. To others - read the choices there very carefully (which I thought I did!) to be sure you get the "thread-safe" version. Thanks to all who contributed, but David gets the kudos for telling me to check the error logs first. -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php