Unable to add Caldav account

[dandelionmood]

What Happened?

Trying to add a calendar using my application generated caldav link.
Note: the link works fine in Thunderbird, and the host does indeed exist.

Steps to Reproduce

Select "CalDAV" entry from the "Add an account" menu to add an account:

When trying to add the account I'm able to enter credentials:

Clicking on the "Connect" button thinks for a second, then always results in this error message:

Note: it does not matter whether the password is good or bad - and the error message would seem to indicate that the target server does not exist.

Expected Behavior

I should be able to add an account.

OS Version

8.x (Circe)

Session Type

Classic Session (X11, This is the default)

Software Version

Latest release (I have run all updates)

Log Output

No response

Hardware Info

No response

[alainm23]

Have you tried entering your server's URL without the remote.php/dav?

[dandelionmood]

Yes, tried all combinations, but to no avail:

• https://xxx.vador.me/
• https://xxx.vador.me/remote.php
• https://xxx.vador.me/remote.php/dav

I always get the same error.