The uPortal error normally only shows up when TigerWeb is unavailable because the system is down. You may want to try to log in again later.
If you are trying to log in to TigerWeb from a cell phone or tablet, sometimes the built-in web browser is not compatible with TigerWeb, and so you may get a uPortal error or a message that says "unable to render page". Please try again with a different browser or from a device that uses Internet Explorer, Edge, Safari, Firefox, or Chrome.
If you need to access eLearn while TigerWeb is unavailable, you can log in at https://elearn.chattanoogastate.edu with your TigerID and password.