I use dual screen quite often but not always. This behavior is the same
for a single and a double screen. This is why I was reluctant to try
nouveau, which used to have a lot of issues with that configuration. So
far it works fine.
That other bug might be related; also, judging by the screenshot,
I can confirm the sddm start issue after upgrade from Ubuntu 14.04 to Ubuntu
16.04. From /etc/syslog:
chdir( /var/lib/sddm ) failed for user: "sddm"
/var/lib/sddm was not existing in my case. So, I created it and adapted its
permissions:
sudo mkdir /var/lib/sddm
sudo chown -R sddm:sddm /var/lib/
Attached debdiff for zesty
** Patch added: "kauth.debdiff"
https://bugs.launchpad.net/ubuntu/+source/kauth/+bug/1689759/+attachment/4874547/+files/kauth.debdiff
** Changed in: kauth (Ubuntu)
Status: New => Confirmed
** Also affects: kde4libs (Ubuntu)
Importance: Undecided
S
Public bug reported:
This is really a wishlist item, not a grave bug. Hopefully this is the
right place for reporting it.
Currently upgrading packages from the Kubuntu desktop is too long a
process, requiring, in my opinion, too many clicks in different and
unintuitive places.
The current proces
*** This bug is a security vulnerability ***
Public security bug reported:
KDE Project Security Advisory
=
Title: kauth: Local privilege escalation
Risk Rating:High
CVE:CVE-2017-8422
Versions: kauth < 5.34, kdelibs < 4.14.32
Date:
Thank you for reporting this bug to Ubuntu.
Ubuntu 11.10 (oneiric) reached end-of-life on May 9, 2013.
See this document for currently supported Ubuntu releases:
https://wiki.ubuntu.com/Releases
We appreciate that this bug may be old and you might not be interested
in discussing it any more. But
