This should fix the problem:
sudo sed -i -e 's/TryExec=xscreensaver//'
/usr/share/applnk/System/ScreenSavers/*
--
kscreensaver-xsavers installed but screensavers from xscreensaver-gl missing
https://launchpad.net/bugs/49228
--
kubuntu-bugs mailing list
kubuntu-bugs@lists.ubuntu.com
See https://launchpad.net/distros/ubuntu/+spec/kubuntu-easy-zeroconf
** Changed in: kdenetwork (Ubuntu)
Importance: Untriaged = Wishlist
--
The Zeroconf daemon (mdnsd) is not running
https://launchpad.net/bugs/50261
--
kubuntu-bugs mailing list
kubuntu-bugs@lists.ubuntu.com
user reports now fixed
** Changed in: kdepim (Ubuntu)
Status: Confirmed = Fix Released
--
Monthly recurrence defaults are wrong when recurring by day
https://launchpad.net/bugs/45351
--
kubuntu-bugs mailing list
kubuntu-bugs@lists.ubuntu.com