OP: Can we see the methods in question? Have you tried running the code on a different server/host? Have you added any scaffolding to your methods in order to test your caching theory? This would be the first thing I would try (i.e. create random number (or whatever), concat with variable vals generated via method, other.....) Sent from my iPhone -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php