[horde] Appointment disappears

[Steffen]

On Thu, 8 Oct 2015, Andreas Mauser wrote:

> when I create an appointment in the calendar of my smartphone, then it
> syncs with Kronolith. WHich is good.
>
> I have 3 calendars in Horde. When I change this given appointment, in
> Horde, to another calendar, then this appointment vanishes from my
> smartphone.
>
> I tried with separate calendars, and without.

Which way of sync do you use, ActiveSync or CalDAV?

-- 
Steffen