I'm not quite sure what the condition I commented is for. But when the second part of if is left out, everthing works like charm.
Dear Gitlab users, on Thursday, 19.10.2023, we will swith the login-method to SSO-only. If you are not sure what this means, please read our newest FAQ entry. Gitlab will not be available on that day between 5:00 pm and approximately 5:30 pm.
I'm not quite sure what the condition I commented is for. But when the second part of if is left out, everthing works like charm.