Error in server application '/key4register'

An error occured Your session has expired
2025-05-24 21:44:31 - Server - DNS secure.key4events.com - Register Version 2.62.4
Url reached : https://secure.key4events.com/key4register/programme/1627/session/22833-PLENARY-SESSION-/content.aspx?c=18736&culture=en-GB&e=1627