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Clash Royale CLAN TAG #URR8PPP up vote 1 down vote favorite When opening system settings on a clean installation of Ubuntu 18.04 I get logged out. It happens if I open it from the launcher, from the menu or from the terminal with gnome-control-center (even with sudo ). This is funny as I installed 18.04 on two "identical" machines, and one has the issue while the other one does not... any idea what might be going wrong here? Thanks! login-screen system-settings logout 18.04 share | improve this question asked Apr 27 at 7:59 Qerubin 306 1 3 15 add a comment  |  up vote 1 down vote favorite When opening system settings on a clean installation of Ubuntu 18.04 I get logged out. It happens if I open it from the launcher, from the menu or from the terminal with gnome-control-center (even with sudo ). This is funny as I installed 18.04 on two "identical" machines, and one has the issue while the other one does ...

Clash Royale CLAN TAG #URR8PPP up vote 0 down vote favorite I am a new user of Openstack on Ubuntu and I just re-installed OpenStack with NovaLXD on my machine. However, since the all lxd, lxc and my OS updated recently, I cannot use the way I usually did to start/stop OpenStack on Ubuntu now. After installation, I thought OpenStack is running because I could log into the dashboard and juju controller page, but when I typed "lxc list", I only saw +------+-------+------+------+------+-----------+ | NAME | STATE | IPV4 | IPV6 | TYPE | SNAPSHOTS | // in previous versions, I can see all containers running here, so I can start/stop them by using "lxc start/stop" +------+-------+------+------+------+-----------+ Hence, after installation, what I can do to stop OpenStack is shutting down my machine. Then I rebooted, I had no idea to run it again. I also searched the release notes/help for lxc and lxd but I didn't find something useful for me. Any hints wil...

Clash Royale CLAN TAG #URR8PPP up vote 0 down vote favorite When I'm loading the system, there is no sound. I have to switch in Output devices > Port to Headphones (Unplugged) It works almost every time if I'm switching. But sometimes, if sound didn't appear in first change, no matter how many times I will try to switch back and forth again, sound will not come. Maybe anyone knows how to solve this? sound kubuntu settings share | improve this question asked Apr 27 at 8:12 Dinar 1 1 add a comment  |  up vote 0 down vote favorite When I'm loading the system, there is no sound. I have to switch in Output devices > Port to Headphones (Unplugged) It works almost every time if I'm switching. But sometimes, if sound didn't appear in first change, no matter how many times I will try to switch back and forth again, sound will not come. Maybe anyone knows how to solve this? sound kubuntu settings s...