Display problem when scrolling with mouse on dock to switch virtual desktop

[Zhang]

Under normal circumstances, he should display it like this
https://sm.ms/image/ijNDvxRWoZ2qrea
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But when I scroll in the Dock, he displays it like this
https://sm.ms/image/Eq2sNvKAOhxu8Si
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Obviously, this doesn't show which virtual desktop I'm currently on.

ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: gnome-shell-extension-ubuntu-dock 72~ubuntu3
ProcVersionSignature: Ubuntu 5.15.0-23.23-generic 5.15.27
Uname: Linux 5.15.0-23-generic x86_64
ApportVersion: 2.20.11-0ubuntu79
Architecture: amd64
CasperMD5CheckResult: unknown
CurrentDesktop: ubuntu:GNOME
Date: Mon Mar 28 20:55:46 2022
InstallationDate: Installed on 2022-02-09 (46 days ago)
InstallationMedia: Ubuntu 20.04.3 LTS "Focal Fossa" - Release amd64 (20210819)
PackageArchitecture: all
SourcePackage: gnome-shell-extension-ubuntu-dock
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

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