For safety reasons the direct links to your invoice/booking/participation or payment confirmation, which you have received via email, is only available for up to 5 months.
To access your documents, please log in to the Converia conference website (express.converia.de/…). All your documents are available in the Conference Control Center (C³).
In case you don’t have an account, please contact the local organizer or the Converia support team and mention your full name and an invoice- or booking-ID.
How to update the invoice/booking/participation and payment confirmation and what to be careful of is explained in the manual: Updating Invoices