After having upgraded to OC 8.2.1 contacts are now synched.
Thank you all
It is better explained on example:
My phone and server has correct settings and updated tzdata, no other apps I’m using has tz-related issues.
There was some changes in Russian DST rules recently, previously MSK was +4, now it is +3. If DAVDroid still threats Europe/Moscow as +4, it would be exaclty +1 hour, as observed
May be related to
I have disabled the auto-update feature (successfully I hope).
and also indicates that system tzdata not used by DAVDroid
Reported to upstream: https://github.com/ical4j/ical4j/issues/24
Please follow up there.
The upstream has closed the bug, yet the most recent release of DAVDroid still has it. What’s wrong?
There has been no new ical4j release, as far as I know.
Merged with #509, please follow up there.
Thank you for the update. Waiting for a release then!