[Bug 2140294] [NEW] Software Updater "Could not calculate the upgrade"

[W Wang]

Public bug reported:

Received this error in Software Updater:

An unresolvable problem occurred while calculating the upgrade.

Please report this bug against the 'update-manager' package and include the following error message:
E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.

ProblemType: Bug
DistroRelease: Ubuntu 25.04
Package: update-manager 1:25.04.5
ProcVersionSignature: Ubuntu 6.14.0-37.37-generic 6.14.11
Uname: Linux 6.14.0-37-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.32.0-0ubuntu5.3
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Wed Feb  4 10:22:03 2026
DpkgHistoryLog.txt:
 
DpkgTerminalLog.txt:
 
InstallationDate: Installed on 2022-11-01 (1190 days ago)
InstallationMedia: Ubuntu 22.10 "Kinetic Kudu" - Release amd64 (20221020)
PackageArchitecture: all
SourcePackage: update-manager
UpgradeStatus: Upgraded to plucky on 2026-01-14 (20 days ago)

** Affects: update-manager (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug plucky

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https://bugs.launchpad.net/bugs/2140294

Title:
  Software Updater "Could not calculate the upgrade"

Status in update-manager package in Ubuntu:
  New

Bug description:
  Received this error in Software Updater:

  An unresolvable problem occurred while calculating the upgrade.

  Please report this bug against the 'update-manager' package and include the following error message:
  E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.

  ProblemType: Bug
  DistroRelease: Ubuntu 25.04
  Package: update-manager 1:25.04.5
  ProcVersionSignature: Ubuntu 6.14.0-37.37-generic 6.14.11
  Uname: Linux 6.14.0-37-generic x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  ApportVersion: 2.32.0-0ubuntu5.3
  Architecture: amd64
  CasperMD5CheckResult: pass
  CurrentDesktop: ubuntu:GNOME
  Date: Wed Feb  4 10:22:03 2026
  DpkgHistoryLog.txt:
   
  DpkgTerminalLog.txt:
   
  InstallationDate: Installed on 2022-11-01 (1190 days ago)
  InstallationMedia: Ubuntu 22.10 "Kinetic Kudu" - Release amd64 (20221020)
  PackageArchitecture: all
  SourcePackage: update-manager
  UpgradeStatus: Upgraded to plucky on 2026-01-14 (20 days ago)

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