Cannot click a username at gdm3 with touchpad 18.04

[lotuspsychje]

Ubuntu-desktop 18.04 development branch @ 6/1/2018

Can't click a username with touchpad only, only with leftmouse button
tested on several machines

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: gdm3 3.26.2.1-2ubuntu1
ProcVersionSignature: Ubuntu 4.13.0-17.20-generic 4.13.8
Uname: Linux 4.13.0-17-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.8-0ubuntu6
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Sat Jan 6 07:57:22 2018
InstallationDate: Installed on 2017-12-18 (18 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20171215)
SourcePackage: gdm3
UpgradeStatus: No upgrade log present (probably fresh install)

[Daniel van Vugt (vanvugt)]

Can you please try tapping the touchpad instead of clicking it?

I am thinking maybe bug 1711538.

[Launchpad Janitor (janitor)]

[Expired for gdm3 (Ubuntu) because there has been no activity for 60 days.]