On thunderbird I created long time ago a repeating event. If I got additional information I edit one of tihs repeated events and fil this informations. But in Davdroid they do not apear.
Duplicate of #170, please follow up there.
Upgrading to Horde Framework 5.2.14 solved the problem.
Thanks for the tip.
When syncing with an iCloud account the contacts image is not downloaded to the device.
Thanks for your report, but it’s a duplicate of #439.