CT told me they wouldn't change anything for me, and pointed me to their knowledge base article on this.
Subject: Why am I getting the error "Session is invalid?" Article #791 Because of the amount of memory that they use up, the ColdFusion session variable timeout limit is set to 30 minutes on our servers. This error occurs when the underlying J2EE session times out before the ColdFusion session times out, ie when you have set the timeout in your application.cfm to longer than 30 minutes. If you need session timeouts of more than 30 minutes, you should use client variables instead. Aren't THEY the ones that should match up the settings like Sean says? Will ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Find out how CFTicket can increase your company's customer support efficiency by 100% http://www.houseoffusion.com/banners/view.cfm?bannerid=49 Message: http://www.houseoffusion.com/lists.cfm/link=i:4:194480 Archives: http://www.houseoffusion.com/cf_lists/threads.cfm/4 Subscription: http://www.houseoffusion.com/lists.cfm/link=s:4 Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=11502.10531.4 Donations & Support: http://www.houseoffusion.com/tiny.cfm/54

