[Bug 2141265] [NEW] Bug after update of the new Ubuntu release, even sudo apt --fix-broken install fails

[Den Raslovalov]

Public bug reported:

After today's apt update/upgrade there is a bug in the system. Even
"sudo apt --fix-broken install" doesn't help:

"
19:26 denplusplus at den-desktop:~$ sudo apt --fix-broken install
Correcting dependencies... Done 
The following packages were automatically installed and are no longer required:
  linux-tools-6.18.0-9  linux-tools-6.18.0-9-generic
Use 'sudo apt autoremove' to remove them.

Installing dependencies:
  libpeas-1.0-1

Summary:
  Upgrading: 0, Installing: 1, Removing: 0, Not Upgrading: 25
  489 not fully installed or removed.
  Download size: 0 B / 66.4 kB
  Space needed: 223 kB / 97.1 GB available

Continue? [Y/n] Y
(Reading database ... 440329 files and directories currently installed.)
Preparing to unpack .../libpeas-1.0-1_1.38.1-1_amd64.deb ...
Unpacking libpeas-1.0-1:amd64 (1.38.1-1) ...
dpkg: error processing archive /var/cache/apt/archives/libpeas-1.0-1_1.38.1-1_amd64.deb (--unpack):
 trying to overwrite '/usr/lib/x86_64-linux-gnu/libpeas-1.0/loaders/libpython3loader.so', which is also in package libpeas-1.0-0:amd64 (1.36.0-8build1)
Errors were encountered while processing:
 /var/cache/apt/archives/libpeas-1.0-1_1.38.1-1_amd64.deb
Error: Sub-process /usr/bin/dpkg returned an error code (1)

"

ProblemType: Bug
DistroRelease: Ubuntu 26.04
Package: ubuntu-release-upgrader-core 1:26.04.7
ProcVersionSignature: Ubuntu 6.18.0-8.8-generic 6.18.0
Uname: Linux 6.18.0-8-generic x86_64
ApportVersion: 2.33.1-0ubuntu3
Architecture: amd64
CasperMD5CheckResult: pass
CrashDB: ubuntu
CrashReports: 600:0:123:579614:2026-02-08 19:14:08.883258567 -0800:2026-02-08 19:14:08.948269923 -0800:/var/crash/libpeas-1.0-1.0.crash
CurrentDesktop: ubuntu:GNOME
Date: Sun Feb  8 19:27:28 2026
InstallationDate: Installed on 2021-04-25 (1750 days ago)
InstallationMedia: Ubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420)
PackageArchitecture: all
RebootRequiredPkgs: Error: path contained symlinks.
SourcePackage: ubuntu-release-upgrader
Symptom: dist-upgrade
UpgradeStatus: Upgraded to resolute on 2025-10-24 (108 days ago)
VarLogDistupgradeXorgFixuplog:
 INFO:root:/usr/bin/do-release-upgrade running
 INFO:root:No xorg.conf, exiting

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug dist-upgrade resolute wayland-session

-- 
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Ubuntu.
https://bugs.launchpad.net/bugs/2141265

Title:
  Bug after update of the new Ubuntu release, even sudo apt --fix-broken
  install fails

Status in ubuntu-release-upgrader package in Ubuntu:
  New

Bug description:
  After today's apt update/upgrade there is a bug in the system. Even
  "sudo apt --fix-broken install" doesn't help:

  "
  19:26 denplusplus at den-desktop:~$ sudo apt --fix-broken install
  Correcting dependencies... Done 
  The following packages were automatically installed and are no longer required:
    linux-tools-6.18.0-9  linux-tools-6.18.0-9-generic
  Use 'sudo apt autoremove' to remove them.

  Installing dependencies:
    libpeas-1.0-1

  Summary:
    Upgrading: 0, Installing: 1, Removing: 0, Not Upgrading: 25
    489 not fully installed or removed.
    Download size: 0 B / 66.4 kB
    Space needed: 223 kB / 97.1 GB available

  Continue? [Y/n] Y
  (Reading database ... 440329 files and directories currently installed.)
  Preparing to unpack .../libpeas-1.0-1_1.38.1-1_amd64.deb ...
  Unpacking libpeas-1.0-1:amd64 (1.38.1-1) ...
  dpkg: error processing archive /var/cache/apt/archives/libpeas-1.0-1_1.38.1-1_amd64.deb (--unpack):
   trying to overwrite '/usr/lib/x86_64-linux-gnu/libpeas-1.0/loaders/libpython3loader.so', which is also in package libpeas-1.0-0:amd64 (1.36.0-8build1)
  Errors were encountered while processing:
   /var/cache/apt/archives/libpeas-1.0-1_1.38.1-1_amd64.deb
  Error: Sub-process /usr/bin/dpkg returned an error code (1)

  "

  ProblemType: Bug
  DistroRelease: Ubuntu 26.04
  Package: ubuntu-release-upgrader-core 1:26.04.7
  ProcVersionSignature: Ubuntu 6.18.0-8.8-generic 6.18.0
  Uname: Linux 6.18.0-8-generic x86_64
  ApportVersion: 2.33.1-0ubuntu3
  Architecture: amd64
  CasperMD5CheckResult: pass
  CrashDB: ubuntu
  CrashReports: 600:0:123:579614:2026-02-08 19:14:08.883258567 -0800:2026-02-08 19:14:08.948269923 -0800:/var/crash/libpeas-1.0-1.0.crash
  CurrentDesktop: ubuntu:GNOME
  Date: Sun Feb  8 19:27:28 2026
  InstallationDate: Installed on 2021-04-25 (1750 days ago)
  InstallationMedia: Ubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420)
  PackageArchitecture: all
  RebootRequiredPkgs: Error: path contained symlinks.
  SourcePackage: ubuntu-release-upgrader
  Symptom: dist-upgrade
  UpgradeStatus: Upgraded to resolute on 2025-10-24 (108 days ago)
  VarLogDistupgradeXorgFixuplog:
   INFO:root:/usr/bin/do-release-upgrade running
   INFO:root:No xorg.conf, exiting

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