@konradrenner In the meanwhile, it should be enough to delete the task on your mobile phone and then sync. Then create the task again on the mobile phone.
Error "Couldn't parse iCalendar"
I am trying to sync with my citadel email/calendar server …
However I get this error after putting in the correct URL and username/password …
Any suggestions on how to figure out what is wrong?
My URL is in this form: http://your.citadel.server/groupdav/calendar/calendar.ics
As suggested by Citadel …
Never mind … I had to add the admin port I used for citadel, now works …
Perfect Thanks for the update!