Calendar syncs unreliably and does not display a current time

Device: Sony Xperia X
Channel: dev

Logfile Calendar

Logfile Synchmonitor

Error:

  1. the current time marker is no longer displayed and only appears when opening the calendar for a brief moment. Following a screen lock, the marker is visible.
  2. Synchronization to Nextcloud Calendar in the home network stops working
  3. If the calendar to be synchronized is recreated, the synchronization will work and from then on it will stop working. Previous entries are retained.
Device: M10FHD
Channel: dev

Error:

  1. the current time marker is no longer displayed and only appears when opening the calendar for a brief moment
  2. Synchronization to Nextcloud Calendar in the home network stops working
  3. If the calendar to be synchronized is recreated, the synchronization will work and from then on it will stop working. Previous entries are retained.

On the devices: Oneplus One and Nexus 5 (both channel: dev) do not have these issues

Edited by Tuxus