You have been subscribed to a public bug:
This might be reason:
https://blueprints.launchpad.net/ubuntu/+spec/spinbutton-adjustment-warnings
joni@mpi2:/media$ sudo nano /etc/bacula/tray-monitor.conf
joni@mpi2:/media$ bacula-tray-monitor -c /etc/bacula/tray-monitor.conf
Public bug reported:
This might be reason:
https://blueprints.launchpad.net/ubuntu/+spec/spinbutton-adjustment-warnings
joni@mpi2:/media$ sudo nano /etc/bacula/tray-monitor.conf
joni@mpi2:/media$ bacula-tray-monitor -c /etc/bacula/tray-monitor.conf
(bacula-tray-monitor:22255): Gtk-WARNING **: