Great detective work. I will assign this to the offending 'ibus' package
then.
** Summary changed:
- artifact in top-right corner
+ Graphical artifact in top-right corner, owned by ibus-ui-gtk3
** Package changed: gnome-shell (Ubuntu) => ibus (Ubuntu)
** Changed in: ibus (Ubuntu)
I installed IceWM and found that the mystical artifact is not only present, but
also available for movement.
A study using xwininfo showed that this is a 6 by 1 window with id
"ibus-ui-gtk3".
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** Attachment added: "settings.txt"
https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1882415/+attachment/5383419/+files/settings.txt
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https://bugs.launchpad.net/bugs/1882415
Please ensure you have rebooted after disabling all extensions. Run this
command to verify:
gsettings list-recursively org.gnome.shell > settings.txt
and then please attach the resulting text file here.
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I disabled all extensions, but the artifact is still in place.
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https://bugs.launchpad.net/bugs/1882415
Title:
artifact in top-right corner
To manage notifications about this bug go
Rather than being a graphics driver problem it looks like it could be
caused by one of the extensions:
'system_moni...@bghome.gmail.com',
'clipboard-indica...@tudmotu.com',
'topic...@phocean.net'
Please disable/uninstall those and retest.
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apport information
** Tags added: apport-collected
** Description changed:
Ubuntu 20.04, Gnome 3.36.2, Nvidia
Small gray line in top-right corner.
More precisely, it happens to be in the corner in 1920x1080 resolution. Not
present in smaller resolutions. In panning mode it's fixed to
Thank you for taking the time to report this bug and helping to make
Ubuntu better. Please execute the following command only once, as it
will automatically gather debugging information, in a terminal:
apport-collect 1882415
When reporting bugs in the future please use apport by using 'ubuntu-
