Platform information: Hardware: Raspberry Pi 3 with Razpberry Z-Wave board OS: OpenHABian image 1.4.0 openHAB version: 2.3.0 Issue of the topic: After restoring the backup from 2.2 (running on raspbian, same hardware), the UI’s are not working anymore. The Paper UI was running before the restore…

Thanks for the tip. The clues to fix it I found in removing files after restore and in remove and install openhab2 . After applying both recommendations, the UI was coming back finally! Cheers Thomas