Error in server application '/key4register'

An error occured Your session has expired
2024-04-28 23:04:00 - Server - DNS secure.key4events.com - Register Version 2.47.22
Url reached : https://secure.key4events.com/key4register/UserControl/WebSite/schedule.aspx?e=303&dl=files/presentations/9817/Expo_L.BRIANT+M.GIRARD.pdf