Mouse cursor visible on both screens in multiple monitor setup

Bug #1728223 reported by Thomas Krause
26
This bug affects 5 people
Affects Status Importance Assigned to Milestone
gnome-shell (Ubuntu)
Confirmed
Undecided
Unassigned

Bug Description

When using two monitors (where the primary is on the right side and the secondary is attached to the left), I can see two mouse cursors when the cursor is near the left edge on the primary screen. Only the cursor on the primary screen can click things, but it is still very confusing.

Also, the second cursor is moving with inverted axis.
Since the screenshot only captures the primary mouse cursor, I took a photo of the situation.

ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: gnome-shell 3.26.1-0ubuntu5
ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
Uname: Linux 4.13.0-16-generic x86_64
ApportVersion: 2.20.7-0ubuntu3.1
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Sat Oct 28 13:09:49 2017
DisplayManager: gdm3
EcryptfsInUse: Yes
InstallationDate: Installed on 2017-10-19 (8 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018)
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
SourcePackage: gnome-shell
UpgradeStatus: No upgrade log present (probably fresh install)

Revision history for this message
Thomas Krause (krause) wrote :
Revision history for this message
Thomas Krause (krause) wrote :
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Thomas Krause (krause) wrote :

Video of the two moving mouse cursors. The axis seems to be switched, which could be caused by my rotated secondary screen.

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Launchpad Janitor (janitor) wrote :

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in gnome-shell (Ubuntu):
status: New → Confirmed
Revision history for this message
Daniel van Vugt (vanvugt) wrote :

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1724977, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Feel free to continue to report any other bugs you may find.

tags: added: cursor
Revision history for this message
Dundee (kathka) wrote :

I can confirm the bug on Gnome 3.26, yet I'm an Antergos Arch linux user.

I work with three displays, numbered after display settings (see attachment):
1) Laptop monitor (right)
2) 27" display (left, rotated 90 counter-clockwise, primary display)
3) 27" display (center)

When I move my cursor around on the Left Side and upper half on display 3, the cursor is likewise duplicated (rotated 90 degrees counter-clockwise) on the primary display.

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