No contact favorites after upgrade to 4.0.1.48, sync fails

REPRODUCIBILITY 100 %
BUILD ID = Sailfish Mobile OS RUS 4.0 4.0.1.48+omp0.1.3.48 (Koli)
HARDWARE (XA2, Xperia 10…): INOI R7
UI LANGUAGE: English
REGRESSION: (compared to previous public release: Yes, No, ?): No

DESCRIPTION:

Can’t set favorite star in contacts. They are not visible in favorites and are still blanked out. After deleting all contacts and try to resync nothing happens. Syncing failed.

PRECONDITIONS:

Fresh sync from a standard CARDDAV/CALDAV Server.

STEPS TO REPRODUCE:

  1. Delete Contacts, ReSync
  2. Reboot
  3. ReSync -> Failed. Contacts can’t sync anymore,

EXPECTED RESULT:

Setting favorites

ACTUAL RESULT:

Failed every time.

ADDITIONAL INFORMATION:

(Please ALWAYS attach relevant data such as logs, screenshots, etc…)

Are all your contacts external (i.e., none local)? What service are you using (e.g., Nextcloud)? Is it possible for you to see the journal and attach logs when you try to set favourites and when you are sync’ing?