For me, it's the chromium-browser package:
$ sudo apt upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
You might want to run 'apt --fix-broken install' to correct these.
The following packages have unmet dependencies:
chromium-browser-l10n : Depends: chromium-browser (>=
1:85.0.4183.83-0ubuntu0.20.04.2) but 86.0.4240.75-0ubuntu0.18.04.1 is installed
E: Unmet dependencies. Try 'apt --fix-broken install' with no packages (or
specify a solution).
$ sudo apt install -f
Reading package lists... Done
Building dependency tree
Reading state information... Done
Correcting dependencies... Done
The following packages were automatically installed and are no longer required:
dh-python diffstat dmsetup fonts-lato geoclue geoclue-ubuntu-geoip
gir1.2-accounts-1.0 gir1.2-gdata-0.0 gir1.2-harfbuzz-0.0 gir1.2-signon-1.0
gnome-calculator gnome-themes-extra gnome-themes-extra-data
gtk2-engines-pixbuf iputils-arping irqbalance libapt-pkg-perl libargon2-0
libboost-date-time1.65.1 libboost-filesystem1.65.1 libboost-iostreams1.65.1
libboost-locale1.65.1 libboost-system1.65.1 libboost-thread1.65.1 libcdio17
libcgi-fast-perl libcgi-pm-perl libclass-accessor-perl libclone-perl
libcolumbus1-common libcolumbus1v5 libdouble-conversion1 libdrm-dev
libdrm-etnaviv1 libdrm-freedreno1 libdrm-tegra0 libegl1-mesa
libemail-valid-perl libexempi3 libexiv2-14 libexporter-tiny-perl
libfcgi-perl libfile-copy-recursive-perl libfluidsynth1 libgail-3-0
libgeoclue0 libglvnd-core-dev libgmime-3.0-0 libgphoto2-l10n libgps23
libgraphite2-dev libgssdp-1.0-3 libgupnp-1.0-4 libharfbuzz-dev
libharfbuzz-gobject0 libhwloc5 libicu-le-hb-dev libicu-le-hb0 libiculx60
libio-pty-perl libio-string-perl libip4tc0 libip6tc0 libipc-run-perl
libiptc0 libisl19 liblist-moreutils-perl libllvm9 liblockfile-bin
liblockfile1 libmng2 libnet-dns-perl libnet-domain-tld-perl libnet-ip-perl
libnm-glib4 libnm-gtk0 libnm-util2 libntfs-3g88 liboauth0 libopenmpi2
liborcus-0.13-0 libparse-debianchangelog-perl libperlio-gzip-perl
libplacebo4 libprotobuf10 libpython2.7-dev libpython3.6-dev libsignon-glib1
libssl1.0.0 libtext-levenshtein-perl libtinfo-dev libusbmuxd4 libwacom-bin
libwayland-bin libwayland-dev libwayland-egl1-mesa libxcb-dri2-0-dev
libxcb-dri3-dev libxcb-glx0-dev libxcb-present-dev libxcb-randr0-dev
libxcb-render0-dev libxcb-shape0-dev libxcb-sync-dev libxcb-xfixes0-dev
libxdamage-dev libxml-simple-perl libxshmfence-dev libyaml-libyaml-perl
libzeitgeist-1.0-1 lintian mesa-common-dev patchutils popularity-contest
python-cairo python-gtk2 python-talloc python2.7-dev python3-blinker
python3-bs4 python3-feedparser python3-html5lib python3-jwt python3-lxml
python3-oauthlib python3-webencodings python3.6-dev qtcore4-l10n rsync
t1utils unity-lens-applications unity-lens-files unity-lens-music
unity-lens-photos unity-lens-video unity-scope-calculator
unity-scope-chromiumbookmarks unity-scope-colourlovers unity-scope-devhelp
unity-scope-firefoxbookmarks unity-scope-manpages unity-scope-openclipart
unity-scope-texdoc unity-scope-tomboy unity-scope-video-remote
unity-scope-virtualbox unity-scope-yelp unity-scope-zotero
unity-scopes-runner x11proto-damage-dev x11proto-fixes-dev
Use 'sudo apt autoremove' to remove them.
The following additional packages will be installed:
chromium-browser
The following packages will be upgraded:
chromium-browser
1 upgraded, 0 newly installed, 0 to remove and 620 not upgraded.
1 not fully installed or removed.
Need to get 0 B/48.3 kB of archives.
After this operation, 241 MB disk space will be freed.
Do you want to continue? [Y/n]
Preconfiguring packages ...
(Reading database ... 155194 files and directories currently installed.)
Preparing to unpack .../chromium-browser_1%3a85.0.4183.83-0ubuntu0.20.04.2_arm64
.deb ...
=> Installing the chromium snap
==> Checking connectivity with the snap store
==> Installing the chromium snap
error: cannot perform the following tasks:
- Mount snap "chromium" (1417) ([start snap-chromium-1417.mount] failed with exi
t status 1: Job failed. See "journalctl -xe" for details.
)
dpkg: error processing archive /var/cache/apt/archives/chromium-browser_1%3a85.0
.4183.83-0ubuntu0.20.04.2_arm64.deb (--unpack):
new chromium-browser package pre-installation script subprocess returned error
exit status 1
Errors were encountered while processing:
/var/cache/apt/archives/chromium-browser_1%3a85.0.4183.83-0ubuntu0.20.04.2_arm6
4.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)
** Also affects: chromium-browser (Ubuntu)
Importance: Undecided
Status: New
** Also affects: chromium-browser
Importance: Undecided
Status: New
--
You received this bug notification because you are a member of UBUNTU -
AL - BR, which is subscribed to Chromium Browser.
https://bugs.launchpad.net/bugs/1873713
Title:
appstreamcli: symbol lookup error: appstreamcli: undefined symbol:
AS_APPSTREAM_METADATA_PATHS
Status in Chromium Browser:
New
Status in Ubuntu:
Fix Released
Status in chromium-browser package in Ubuntu:
New
Bug description:
After upgrading from Kubuntu 18.04 to 20.04 I started getting this
error:
```
~ $ sudo apt update
Hit:1 http://us.archive.ubuntu.com/ubuntu focal InRelease
Hit:2 http://security.ubuntu.com/ubuntu focal-security InRelease
Hit:3 http://us.archive.ubuntu.com/ubuntu focal-updates InRelease
Hit:4 https://packages.cloud.google.com/apt cloud-sdk InRelease
Hit:5 http://us.archive.ubuntu.com/ubuntu focal-backports InRelease
appstreamcli: symbol lookup error: appstreamcli: undefined symbol:
AS_APPSTREAM_METADATA_PATHS
Reading package lists... Done
E: Problem executing scripts APT::Update::Post-Invoke-Success 'if
/usr/bin/test -w /var/cache/app-info -a -e /usr/bin/appstreamcli; then
appstreamcli refresh-cache > /dev/null; fi'
E: Sub-process returned an error code
```
Other required information:
```
~ $ lsb_release -rd
Description: Ubuntu 20.04 LTS
Release: 20.04
```
To manage notifications about this bug go to:
https://bugs.launchpad.net/chromium-browser/+bug/1873713/+subscriptions
--
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