SUMMARY No synchronization kmail 21.08.1 / kaddressbook 21.08.1 STEPS TO REPRODUCE 1. Use Kaddressbook 2. Write a message with kmail composer, use "To -> Select" 3. OBSERVED RESULT Old deleted addresses, no synchronization with Kab, duplicate (dead or alive) entries... EXPECTED RESULT Finding addresses from my Kab SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: 5.22.5 (available in About System) KDE Plasma Version: KDE Frameworks Version: 5.86.0 Qt Version: 5.15.2 ADDITIONAL INFORMATION