[mythtv-users] How do you stop update-manager from starting at login time on mythbuntu?

[Johnny]

> Users who wish to continue receiving update notifications in the
> previous manner can restore the earlier behavior using the following
> command:
>
> gconftool -s --type bool /apps/update-notifier/auto_launch false"

This doesn't seem to have an effect in mythbuntu which uses xfce. I
disabled it this way in gnome but it doesn't seem to affect xfce. I
would love if somebody could prove me wrong though and make it work.