Error in server application '/key4register'

An error occured Your session has expired
2025-12-15 20:09:21 - Server - DNS secure.key4events.com - Register Version 2.68.9
Url reached : https://secure.key4events.com/key4register/scripts/PDFViewer/images/client/1777/files/pdfviewer/pdfviewer_39597/livret_des_abstracts_interactif.pdf