Thinking it may have been this particular install, created a second one. Experienced same behavior more-or-less. Extensions not installing properly, not being enabled, drivers and software update window refusing to display, black screen and resolution changing, etc.
Host is Windows 7 x64, video device is the 'Kabini' AMD APU (Radeon HD 8400 / R3 Series.) Here is what I've summized:
Code: Select all
mark@VirtualLubuntu:~$ glxinfo | grep -i opengl
OpenGL vendor string: Humper
OpenGL renderer string: Chromium
OpenGL version string: 2.1 Chromium 1.9
OpenGL shading language version string: 4.50
OpenGL extensions:
mark@VirtualLubuntu:~$ sudo cat /var/log/lightdm/x-0.log
X.Org X Server 1.19.3
Release Date: 2017-03-15
X Protocol Version 11, Revision 0
Build Operating System: Linux 4.4.0-70-generic i686 Ubuntu
Current Operating System: Linux VirtualLubuntu 4.10.0-20-generic #22-Ubuntu SMP Thu Apr 20 09:22:16 UTC 2017 i686
Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.10.0-20-generic root=UUID=a8be876b-6e72-48fc-bb55-486ae41a0f0a ro quiet splash
Build Date: 28 March 2017 06:14:56AM
xorg-server 2:1.19.3-1ubuntu1 (For technical support please see http://www.ubuntu.com/support)
Current version of pixman: 0.34.0
Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.0.log", Time: Sat May 6 15:03:12 2017
(==) Using system config directory "/usr/share/X11/xorg.conf.d"
pci id for fd 14: 80ee:beef, driver (null)
mark@VirtualLubuntu:~$ sudo cat /var/log/Xorg.0.log | grep -i opengl
[ 17.734] (II) glamor: OpenGL accelerated X.org driver based.
mark@VirtualLubuntu:~$
mark@VirtualLubuntu:~$ sudo cat /var/log/Xorg.0.log | grep -i \(EE\)
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[ 17.710] (EE) Failed to load module "vboxvideo" (module does not exist, 0)
[ 17.714] (EE) Failed to load module "vboxvideo" (module does not exist, 0)
[ 17.797] (EE) modeset(0): eglGetDisplay() failed
[ 17.798] (EE) modeset(0): glamor initialization failed
[ 17.839] (EE) AIGLX: reverting to software rendering
mark@VirtualLubuntu:~$