Unable to set touchpad Edge Scrolling in Eoan

Bug #1845898 reported by Erick Brunzell
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
gnome-control-center (Ubuntu)
Expired
Low
Unassigned

Bug Description

After installing the Eoan Beta on a Dell Latitude E6400 attempting to set touchpad Edge Scrolling was unsuccessful. It actually seemed to work as long as the System Settings window was left open but as soon as the window is closed the Edge Scrolling setting reverts to off.

I did however find that simply installing the package 'xserver-xorg-input-synaptics' solves the problem. In fact it adds the additional setting option of Two Finger Scrolling to the control center UI. I'm not sure if that package should be installed by default or not?

Steps to reproduce are simple:
(1) Install Ubuntu Eoan on a laptop (could possibly work with a keyboard with an incorporated touchpad).
(2) Open Gnome Control Center (System Settings) and go to Devices > Mouse & Touchpad.
(3) Select Edge Scrolling and you'll notice the "button" turn green. Close System Settings.
(4) Reopen System Settings and you'll see Edge Scrolling has turned off again.
(5) Install 'xserver-xorg-input-synaptics' and then reboot.
(6) Repeat the above steps and you'll find that setting Edge Scrolling is successful even after closing System Settings. Additionally you'll find that a new Two Finger Scrolling option has been added to the UI.

ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: gnome-control-center 1:3.34.0.1-1ubuntu2
ProcVersionSignature: Ubuntu 5.3.0-13.14-generic 5.3.0
Uname: Linux 5.3.0-13-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.11-0ubuntu7
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Sun Sep 29 22:15:09 2019
InstallationDate: Installed on 2019-09-30 (0 days ago)
InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Beta amd64 (20190926.1)
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: gnome-control-center
UpgradeStatus: No upgrade log present (probably fresh install)

Revision history for this message
Erick Brunzell (lbsolost) wrote :
Revision history for this message
Ubuntu QA Website (ubuntuqa) wrote :

This bug has been reported on the Ubuntu ISO testing tracker.

A list of all reports related to this bug can be found here:
http://iso.qa.ubuntu.com/qatracker/reports/bugs/1845898

tags: added: iso-testing
Revision history for this message
Sebastien Bacher (seb128) wrote :

Thank you for your bug report. The setting is working fine here, could you remove the synaptic driver, reboot, trigger the issue and attach your 'journalctl -b 0' log to the bug?

Can you also install libinput-tools and run 'sudo libinput-list-devices' before doing the change, after again and one more time after closing the settings?

Changed in gnome-control-center (Ubuntu):
importance: Undecided → Low
status: New → Incomplete
Revision history for this message
Erick Brunzell (lbsolost) wrote :
Download full text (21.6 KiB)

Sorry for the delay. I performed a fresh install of 20191014 last night, then updated it this AM so we'd be working with an out-of-box experience. After the update and a reboot I opened System Settings > Devices > Mouse & Touchpad and changed Natural Scrolling and Tap-to-click to off while also changing Edge Scrolling to ON.

Opening Test Your Settings indicates that the changes were applied correctly but immediately after closing System Settings the Edge Scrolling setting reverts to off. That can be verified both by the touchpad behavior and reopening the Mouse & Touchpad settings UI. The other settings changes "stick" as they should.

lance@lance-e6400:~$ journalctl -b 0
-- Logs begin at Mon 2019-10-14 22:46:09 CDT, end at Tue 2019-10-15 15:42:44 CDT
Oct 15 15:33:49 lance-e6400 kernel: microcode: microcode updated early to revisi
Oct 15 15:33:49 lance-e6400 kernel: Linux version 5.3.0-18-generic (buildd@lcy01
Oct 15 15:33:49 lance-e6400 kernel: Command line: BOOT_IMAGE=/boot/vmlinuz-5.3.0
Oct 15 15:33:49 lance-e6400 kernel: KERNEL supported cpus:
Oct 15 15:33:49 lance-e6400 kernel: Intel GenuineIntel
Oct 15 15:33:49 lance-e6400 kernel: AMD AuthenticAMD
Oct 15 15:33:49 lance-e6400 kernel: Hygon HygonGenuine
Oct 15 15:33:49 lance-e6400 kernel: Centaur CentaurHauls
Oct 15 15:33:49 lance-e6400 kernel: zhaoxin Shanghai
Oct 15 15:33:49 lance-e6400 kernel: x86/fpu: Supporting XSAVE feature 0x001: 'x8
Oct 15 15:33:49 lance-e6400 kernel: x86/fpu: Supporting XSAVE feature 0x002: 'SS
Oct 15 15:33:49 lance-e6400 kernel: x86/fpu: Enabled xstate features 0x3, contex
Oct 15 15:33:49 lance-e6400 kernel: BIOS-provided physical RAM map:
Oct 15 15:33:49 lance-e6400 kernel: BIOS-e820: [mem 0x0000000000000000-0x0000000
Oct 15 15:33:49 lance-e6400 kernel: BIOS-e820: [mem 0x000000000009f000-0x0000000
Oct 15 15:33:49 lance-e6400 kernel: BIOS-e820: [mem 0x0000000000100000-0x0000000
Oct 15 15:33:49 lance-e6400 kernel: BIOS-e820: [mem 0x00000000dd04d400-0x0000000
Oct 15 15:33:49 lance-e6400 kernel: BIOS-e820: [mem 0x00000000dd04f400-0x0000000
Oct 15 15:33:49 lance-e6400 kernel: BIOS-e820: [mem 0x00000000f8000000-0x0000000
Oct 15 15:33:49 lance-e6400 kernel: BIOS-e820: [mem 0x00000000fec00000-0x0000000
Oct 15 15:33:49 lance-e6400 kernel: BIOS-e820: [mem 0x00000000fed18000-0x0000000
Oct 15 15:33:49 lance-e6400 kernel: BIOS-e820: [mem 0x00000000fed20000-0x0000000

For the rest of this I attached a Logitech M317 mouse. Here's the requested output with out-of-box settings:

lance@lance-e6400:~$ sudo libinput list-devices
[sudo] password for lance:
Device: Video Bus
Kernel: /dev/input/event8
Group: 1
Seat: seat0, default
Capabilities: keyboard
Tap-to-click: n/a
Tap-and-drag: n/a
Tap drag lock: n/a
Left-handed: n/a
Nat.scrolling: n/a
Middle emulation: n/a
Calibration: n/a
Scroll methods: none
Click methods: none
Disable-w-typing: n/a
Accel profiles: n/a
Rotation: n/a

Device: Power Button
Kernel: /dev/input/event1
Group: 2
Seat: seat0, default
Capabilities: keyboard
Tap-to-click: n/a
Tap-and-drag: n/a
Tap drag lock: ...

Revision history for this message
Erick Brunzell (lbsolost) wrote :

Sorry I lumped so much text into one box. I must have been asleep at the wheel.

I was just setting up another of these today with 18.04.1 and it's also effected but I know Xenial worked fine out-of-box so I'm just guessing (with inadequate studying) that the change to GNOME as default resulted in slightly different dependencies?????

It is indeed a low priority bug, or I'm almost hesitant to call it a true bug since apparently it effects a very limited number of older laptops.

Revision history for this message
Launchpad Janitor (janitor) wrote :

[Expired for gnome-control-center (Ubuntu) because there has been no activity for 60 days.]

Changed in gnome-control-center (Ubuntu):
status: Incomplete → Expired
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