On Wednesday 13 February 2019 21.34:43 Baron wrote:
> > > I've just noticed that Kmail no longer shows numbers of  unread
> > > mail in the "Favorite Folders" box.
> > >
> > > Running Q4OS 2.6 X64, Kmial 1.9.10 (enterprise 35
> > > 0.2010082701168748)
> >
> > # kmail -v
> > Qt: 3.5.0
> > TDE: R14.0.4
> > KMail: 1.9.10 (enterprise35 0.20100827.1168748)
> >
> > # cat /etc/os-release
> > NAME="Ubuntu"
> > VERSION="14.04.5 LTS, Trusty Tahr"
> > ID=ubuntu
> >
>

Same kmail version, 14.0.6, Debian Stretch with sysvinit. No problem here. 
Ubuntu specific?

Thierry