I can't install Ur Backup
Ur backup is 3.1 in extra plugin
https://bintray.com/openmediav…ault-urbackup-server/view
depend sqlite3
sqlite3 : Dépend: libsqlite3-0 (= 3.16.2-5+deb9u1)
root@NAS2018:/# uname -a
Linux NAS2018 4.19.0-0.bpo.2-amd64 #1 SMP Debian 4.19.16-1~bpo9+1 (2019-02-07) x86_64 GNU/Linux
if that can help I see an upgrade in my log :
Start-Date: 2019-04-05 10:19:35
Commandline: apt-get upgrade
Upgrade: libsqlite3-0:amd64 (3.27.2-1~bpo9+1, 3.27.2-2~bpo9+1)
End-Date: 2019-04-05 10:19:36