Error in server application '/key4register'

An error occured Your session has expired
2024-05-15 14:17:09 - Server - DNS secure.key4events.com - Register Version 2.48.28
Url reached : https://secure.key4events.com/key4register/UserControl/WebSite/schedule.aspx?e=339&dl=files/presentations/9164/M1-Pre0004-Simonet Pascal.pdf