This also happens on Ubuntu 22.04 beta (x86_64). I have a workaround
which appears to overcome the graphics corruption problems on this
system...
Using information gleaned from:-
https://linuxconfig.org/how-to-disable-blacklist-nouveau-nvidia-driver-on-ubuntu-20-04-focal-fossa-linux
I performed
This is a screenshot of the wallpaper being corrupted (does not happen
often)
** Attachment added: "nouveau-with-corrupted-wallpaper.png"
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-nouveau/+bug/1963804/+attachment/5566292/+files/nouveau-with-corrupted-wallpaper.png
--
You
Public bug reported:
Screen gets corrupted.
The GNOME time at the top of the screen tends to get corrupted - it
looks like the graphics are being logically "OR"ed onto the existing
frame buffer.
On one occasion, the entire wallpaper was corrupted.
In other occasions, the system menu contents
This shows screen corruption where there are two mouse pointers.
** Attachment added: "nouveau-with-2-mouse-pointers.png"
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-nouveau/+bug/1963804/+attachment/5566291/+files/nouveau-with-2-mouse-pointers.png
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Hi Christopher,
On 12 November 2015 at 12:27, Christopher M. Penalver <
christopher.m.penal...@gmail.com> wrote:
> Ian Bruntlett, please provide the output of the following terminal command:
> sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
>
Hi,
To test this PC I reinstalled lubuntu 15.10 64-bit and used Synaptic
Package manager to install a few bits and pieces.
The PC is behaving much better now and graphics are OK.
Just in time to be given away to a friend who's PC's hard drives has failed
:)
BW,
Ian
--
-- ACCU -
On 11 November 2015 at 19:36, Ian Bruntlett <ian.bruntl...@gmail.com>
wrote:
> To test this PC I reinstalled lubuntu 15.10 64-bit and used Synaptic
> Package manager to install a few bits and pieces.
>
> The PC is behaving much better now and graphics are OK.
>
PC graphics
I'm a little busy at the moment but I've made time for this experiment.
On 8 November 2015 at 21:58, Christopher M. Penalver <
christopher.m.penal...@gmail.com> wrote:
> Ian Bruntlett, as per
>
> http://h20564.www2.hp.com/hpsc/swd/public/readIndex?sp4ts.oid=499679=8=1093
>
apport information
** Attachment added: "LightdmGreeterLogOld.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515148/+files/LightdmGreeterLogOld.txt
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apport information
** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515150/+files/Lspci.txt
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Title:
apport information
** Attachment added: "LightdmDisplayLog.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515146/+files/LightdmDisplayLog.txt
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apport information
** Attachment added: "LightdmLog.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515149/+files/LightdmLog.txt
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apport information
** Attachment added: "ProcCpuinfo.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515151/+files/ProcCpuinfo.txt
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apport information
** Attachment added: "Xrandr.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515158/+files/Xrandr.txt
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apport information
** Attachment added: "xdpyinfo.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515159/+files/xdpyinfo.txt
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apport information
** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515153/+files/ProcInterrupts.txt
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apport information
** Attachment added: "XorgLog.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515156/+files/XorgLog.txt
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apport information
** Attachment added: "LightdmGreeterLog.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515147/+files/LightdmGreeterLog.txt
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apport information
** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515154/+files/ProcModules.txt
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apport information
** Attachment added: "JournalErrors.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515145/+files/JournalErrors.txt
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** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515155/+files/UdevDb.txt
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** Attachment added: "xserver.errors.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515160/+files/xserver.errors.txt
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apport information
** Tags added: apport-collected ubuntu
** Description changed:
1. Original bug was where the graphics would normally work but every so
often the screen would be corrupted with horizontal lines of junk.
After much research I found a primitive fix for that:-
* edit
apport information
** Attachment added: "ProcEnviron.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515152/+files/ProcEnviron.txt
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** Attachment added: "DpkgLog.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515144/+files/DpkgLog.txt
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** Attachment added: "Dependencies.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515143/+files/Dependencies.txt
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** Attachment added: "XorgLogOld.txt"
https://bugs.launchpad.net/bugs/1514102/+attachment/4515157/+files/XorgLogOld.txt
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Hi Christopher,
On 8 November 2015 at 13:52, Christopher M. Penalver <
christopher.m.penal...@gmail.com> wrote:
> Ian Bruntlett, thank you for reporting this and helping make Ubuntu
> better.
>
No problem. On occasion I get confused as to which web page to do things on
but the
Public bug reported:
1. Original bug was where the graphics would normally work but every so
often the screen would be corrupted with horizontal lines of junk.
After much research I found a primitive fix for that:-
* edit /etc/default/grub to add nomodeset to the GRUB_CMDLINE_LINUX
* sudo
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