thomas, In case your Icingadb complains about "unexpected database schema version: v2 (expected v3)"
Run this:
$ sudo -u postgres psql icingadb < /usr/share/icingadb/schema/pgsql/upgrades/1.2.0.sql
$ sudo systemctl restart icingadb
thomas, In case your Icingadb complains about "unexpected database schema version: v2 (expected v3)"
Run this:
$ sudo -u postgres psql icingadb < /usr/share/icingadb/schema/pgsql/upgrades/1.2.0.sql
$ sudo systemctl restart icingadb