Christian Reinschluessel e Anonymous Profile Topics Started Replies Created Favorites Forum Replies Created In reply to: Error 500 on opening a Ticket as registered User and on opening Tickets.php February 9, 2026 at 1:23 am #24845 C Christian ReinschluesselParticipant Does anyone have any Idea how to solve this error? I need to fix this as soon as possible. In reply to: Error 500 on opening a Ticket as registered User and on opening Tickets.php January 29, 2026 at 11:59 pm #24621 C Christian ReinschluesselParticipant As far as i know the eror already appeared on 1.18.1 I assume so, as i have tested this on multiple real customer accounts and a fresh test account. A screenshot of the result of DESCRIBE ost_user_account: In reply to: Error 500 on opening a Ticket as registered User and on opening Tickets.php January 28, 2026 at 8:25 am #24545 C Christian ReinschluesselParticipant Hi Stevland, we are running Version 1.18.3 (most recent release) this is an upgrade from 1.18.1 we are on PHP 8.2.29 I am refering to the Apache / PHP error logs If the client enters old osTicket mode and opens a ticket the same thing happens.