[Bug 2150145] [NEW] unidentifiable error at start of do-release-upgrade

Miroslav Zaťko 2150145 at bugs.launchpad.net
Thu Apr 23 18:27:11 UTC 2026


Public bug reported:

I can't see any problem except
misterious
----------------
Could not calculate the upgrade
An unresolvable problem occurred while calculating the upgrade.
------------------------


the log follows:
====================================
Reading cache

Checking package manager
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Hit https://apt.releases.hashicorp.com noble InRelease
Hit https://download.docker.com/linux/ubuntu noble InRelease
Hit https://deb.nodesource.com/node_22.x nodistro InRelease
Hit https://dl.google.com/linux/chrome/deb stable InRelease
Hit http://lenovo.archive.canonical.com noble InRelease
Hit https://packages.microsoft.com/repos/edge stable InRelease
Hit https://repository.spotify.com stable InRelease
Hit https://packages.microsoft.com/repos/code stable InRelease
Hit https://ppa.launchpadcontent.net/bit-team/stable/ubuntu lunar InRelease
Hit https://deb.termius.com squeeze InRelease
Hit https://linux.dropbox.com/ubuntu noble InRelease
Hit https://dbeaver.io/debs/dbeaver-ce  InRelease
Hit https://esm.ubuntu.com/apps/ubuntu noble-apps-security InRelease
Hit https://esm.ubuntu.com/apps/ubuntu noble-apps-updates InRelease
Hit https://esm.ubuntu.com/infra/ubuntu noble-infra-security InRelease
Hit https://esm.ubuntu.com/infra/ubuntu noble-infra-updates InRelease
Hit https://archive.ubuntu.com/ubuntu noble InRelease
Hit https://archive.ubuntu.com/ubuntu noble-updates InRelease
Hit https://archive.ubuntu.com/ubuntu noble-backports InRelease
Hit https://archive.ubuntu.com/ubuntu noble-security InRelease
Hit https://prod-cdn.packages.k8s.io/repositories/isv:/kubernetes:/core:/stable:/v1.32/deb  InRelease
Hit https://packages.buildkite.com/helm-linux/helm-debian/any any InRelease
Fetched 0 B in 0s (0 B/s)
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Fetched 0 B in 0s (0 B/s)

Updating repository information
Hit https://archive.ubuntu.com/ubuntu resolute InRelease
Hit https://esm.ubuntu.com/apps/ubuntu resolute-apps-updates InRelease
Hit https://archive.ubuntu.com/ubuntu resolute-updates InRelease
Hit https://esm.ubuntu.com/apps/ubuntu resolute-apps-security InRelease
Hit https://archive.ubuntu.com/ubuntu resolute-security InRelease
Hit https://esm.ubuntu.com/infra/ubuntu resolute-infra-updates InRelease
Hit https://archive.ubuntu.com/ubuntu resolute-backports InRelease
Hit https://esm.ubuntu.com/infra/ubuntu resolute-infra-security InRelease
Fetched 0 B in 0s (0 B/s)

Checking package manager
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done

Calculating the changes

Calculating the changes

Could not calculate the upgrade

An unresolvable problem occurred while calculating the upgrade.

If none of this applies, then please report this bug using the
command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal. If
you want to investigate this yourself the log files in
'/var/log/dist-upgrade' will contain details about the upgrade.
Specifically, look at 'main.log' and 'apt.log'.

Restoring original system state

Aborting
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done

ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: ubuntu-release-upgrader-core 1:24.04.28
ProcVersionSignature: Ubuntu 6.17.0-22.22~24.04.1-generic 6.17.13
Uname: Linux 6.17.0-22-generic x86_64
ApportVersion: 2.28.1-0ubuntu3.8
Architecture: amd64
CasperMD5CheckResult: pass
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Thu Apr 23 20:21:41 2026
InstallationDate: Installed on 2024-10-11 (559 days ago)
InstallationMedia: Ubuntu 22.04.5 LTS "Jammy Jellyfish" - Release amd64 (20240911)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to noble on 2026-04-23 (0 days ago)
VarLogDistupgradeAptHistorylog:
 Start-Date: 2026-04-23  20:20:35
 Requested-By: miroslav.zatko (1001)
 End-Date: 2026-04-23  20:20:35
VarLogDistupgradeApttermlog:
 Log started: 2026-04-23  20:20:35
 Log ended: 2026-04-23  20:20:35

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


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

** Description changed:

- I can't see any problem except 
+ I can't see any problem except
  misterious
- 
- Could not calculate the upgrade 
+ ----------------
+ Could not calculate the upgrade
  An unresolvable problem occurred while calculating the upgrade.
+ ------------------------
  
  
- 
+ the log follows:
+ ====================================
  Reading cache
  
  Checking package manager
  Reading package lists... Done
  Building dependency tree... Done
  Reading state information... Done
- Hit https://apt.releases.hashicorp.com noble InRelease                                                                                                                                                                   
- Hit https://download.docker.com/linux/ubuntu noble InRelease                                                                                                                                                             
- Hit https://deb.nodesource.com/node_22.x nodistro InRelease                                                                                                                                                              
- Hit https://dl.google.com/linux/chrome/deb stable InRelease                                                                                                                                                              
- Hit http://lenovo.archive.canonical.com noble InRelease                                                                                                                                                                  
- Hit https://packages.microsoft.com/repos/edge stable InRelease                                                                                                                                                           
- Hit https://repository.spotify.com stable InRelease                                                                                                                                                                      
- Hit https://packages.microsoft.com/repos/code stable InRelease                                                                                                                                                           
- Hit https://ppa.launchpadcontent.net/bit-team/stable/ubuntu lunar InRelease                                                                                                                                              
- Hit https://deb.termius.com squeeze InRelease                                                                                                                                                                            
- Hit https://linux.dropbox.com/ubuntu noble InRelease                                                                                                                                                                     
- Hit https://dbeaver.io/debs/dbeaver-ce  InRelease                                                                                                                                                                        
- Hit https://esm.ubuntu.com/apps/ubuntu noble-apps-security InRelease                                                                                                                                                     
- Hit https://esm.ubuntu.com/apps/ubuntu noble-apps-updates InRelease                                                                                                                                                      
- Hit https://esm.ubuntu.com/infra/ubuntu noble-infra-security InRelease                                                                                                                                                   
- Hit https://esm.ubuntu.com/infra/ubuntu noble-infra-updates InRelease                                                                                                                                                    
- Hit https://archive.ubuntu.com/ubuntu noble InRelease                                                                                                                                                                    
- Hit https://archive.ubuntu.com/ubuntu noble-updates InRelease                                                                                                                                                            
- Hit https://archive.ubuntu.com/ubuntu noble-backports InRelease                                                                                                                                                          
- Hit https://archive.ubuntu.com/ubuntu noble-security InRelease                                                                                                                                                           
- Hit https://prod-cdn.packages.k8s.io/repositories/isv:/kubernetes:/core:/stable:/v1.32/deb  InRelease                                                                                                                    
- Hit https://packages.buildkite.com/helm-linux/helm-debian/any any InRelease                                                                                                                                              
- Fetched 0 B in 0s (0 B/s)                                                                                                                                                                                                
- Reading package lists... Done    
- Building dependency tree... Done 
+ Hit https://apt.releases.hashicorp.com noble InRelease
+ Hit https://download.docker.com/linux/ubuntu noble InRelease
+ Hit https://deb.nodesource.com/node_22.x nodistro InRelease
+ Hit https://dl.google.com/linux/chrome/deb stable InRelease
+ Hit http://lenovo.archive.canonical.com noble InRelease
+ Hit https://packages.microsoft.com/repos/edge stable InRelease
+ Hit https://repository.spotify.com stable InRelease
+ Hit https://packages.microsoft.com/repos/code stable InRelease
+ Hit https://ppa.launchpadcontent.net/bit-team/stable/ubuntu lunar InRelease
+ Hit https://deb.termius.com squeeze InRelease
+ Hit https://linux.dropbox.com/ubuntu noble InRelease
+ Hit https://dbeaver.io/debs/dbeaver-ce  InRelease
+ Hit https://esm.ubuntu.com/apps/ubuntu noble-apps-security InRelease
+ Hit https://esm.ubuntu.com/apps/ubuntu noble-apps-updates InRelease
+ Hit https://esm.ubuntu.com/infra/ubuntu noble-infra-security InRelease
+ Hit https://esm.ubuntu.com/infra/ubuntu noble-infra-updates InRelease
+ Hit https://archive.ubuntu.com/ubuntu noble InRelease
+ Hit https://archive.ubuntu.com/ubuntu noble-updates InRelease
+ Hit https://archive.ubuntu.com/ubuntu noble-backports InRelease
+ Hit https://archive.ubuntu.com/ubuntu noble-security InRelease
+ Hit https://prod-cdn.packages.k8s.io/repositories/isv:/kubernetes:/core:/stable:/v1.32/deb  InRelease
+ Hit https://packages.buildkite.com/helm-linux/helm-debian/any any InRelease
+ Fetched 0 B in 0s (0 B/s)
+ Reading package lists... Done
+ Building dependency tree... Done
  Reading state information... Done
- Fetched 0 B in 0s (0 B/s)                                                                                                                                                                                                
+ Fetched 0 B in 0s (0 B/s)
  
  Updating repository information
- Hit https://archive.ubuntu.com/ubuntu resolute InRelease                                                                                                                                                                 
- Hit https://esm.ubuntu.com/apps/ubuntu resolute-apps-updates InRelease                                                                                                                                                   
- Hit https://archive.ubuntu.com/ubuntu resolute-updates InRelease                                                                                                                                                         
- Hit https://esm.ubuntu.com/apps/ubuntu resolute-apps-security InRelease                                                                                                                                                  
- Hit https://archive.ubuntu.com/ubuntu resolute-security InRelease                                                                                                                                                        
- Hit https://esm.ubuntu.com/infra/ubuntu resolute-infra-updates InRelease                                                                                                                                                 
- Hit https://archive.ubuntu.com/ubuntu resolute-backports InRelease                                                                                                                                                       
- Hit https://esm.ubuntu.com/infra/ubuntu resolute-infra-security InRelease                                                                                                                                                
- Fetched 0 B in 0s (0 B/s)                                                                                                                                                                                                
+ Hit https://archive.ubuntu.com/ubuntu resolute InRelease
+ Hit https://esm.ubuntu.com/apps/ubuntu resolute-apps-updates InRelease
+ Hit https://archive.ubuntu.com/ubuntu resolute-updates InRelease
+ Hit https://esm.ubuntu.com/apps/ubuntu resolute-apps-security InRelease
+ Hit https://archive.ubuntu.com/ubuntu resolute-security InRelease
+ Hit https://esm.ubuntu.com/infra/ubuntu resolute-infra-updates InRelease
+ Hit https://archive.ubuntu.com/ubuntu resolute-backports InRelease
+ Hit https://esm.ubuntu.com/infra/ubuntu resolute-infra-security InRelease
+ Fetched 0 B in 0s (0 B/s)
  
  Checking package manager
- Reading package lists... Done    
- Building dependency tree... Done 
+ Reading package lists... Done
+ Building dependency tree... Done
  Reading state information... Done
  
  Calculating the changes
  
  Calculating the changes
  
  Could not calculate the upgrade
  
  An unresolvable problem occurred while calculating the upgrade.
  
- If none of this applies, then please report this bug using the 
- command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal. If 
- you want to investigate this yourself the log files in 
- '/var/log/dist-upgrade' will contain details about the upgrade. 
- Specifically, look at 'main.log' and 'apt.log'. 
- 
+ If none of this applies, then please report this bug using the
+ command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal. If
+ you want to investigate this yourself the log files in
+ '/var/log/dist-upgrade' will contain details about the upgrade.
+ Specifically, look at 'main.log' and 'apt.log'.
  
  Restoring original system state
  
  Aborting
- Reading package lists... Done    
- Building dependency tree... Done 
+ Reading package lists... Done
+ Building dependency tree... Done
  Reading state information... Done
  
  ProblemType: Bug
  DistroRelease: Ubuntu 24.04
  Package: ubuntu-release-upgrader-core 1:24.04.28
  ProcVersionSignature: Ubuntu 6.17.0-22.22~24.04.1-generic 6.17.13
  Uname: Linux 6.17.0-22-generic x86_64
  ApportVersion: 2.28.1-0ubuntu3.8
  Architecture: amd64
  CasperMD5CheckResult: pass
  CrashDB: ubuntu
  CurrentDesktop: ubuntu:GNOME
  Date: Thu Apr 23 20:21:41 2026
  InstallationDate: Installed on 2024-10-11 (559 days ago)
  InstallationMedia: Ubuntu 22.04.5 LTS "Jammy Jellyfish" - Release amd64 (20240911)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to noble on 2026-04-23 (0 days ago)
  VarLogDistupgradeAptHistorylog:
-  Start-Date: 2026-04-23  20:20:35
-  Requested-By: miroslav.zatko (1001)
-  End-Date: 2026-04-23  20:20:35
+  Start-Date: 2026-04-23  20:20:35
+  Requested-By: miroslav.zatko (1001)
+  End-Date: 2026-04-23  20:20:35
  VarLogDistupgradeApttermlog:
-  Log started: 2026-04-23  20:20:35
-  Log ended: 2026-04-23  20:20:35
+  Log started: 2026-04-23  20:20:35
+  Log ended: 2026-04-23  20:20:35

-- 
You received this bug notification because you are a member of Ubuntu
Foundations Bugs, which is subscribed to ubuntu-release-upgrader in
Ubuntu.
https://bugs.launchpad.net/bugs/2150145

Title:
  unidentifiable error at start of do-release-upgrade

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

Bug description:
  I can't see any problem except
  misterious
  ----------------
  Could not calculate the upgrade
  An unresolvable problem occurred while calculating the upgrade.
  ------------------------


  the log follows:
  ====================================
  Reading cache

  Checking package manager
  Reading package lists... Done
  Building dependency tree... Done
  Reading state information... Done
  Hit https://apt.releases.hashicorp.com noble InRelease
  Hit https://download.docker.com/linux/ubuntu noble InRelease
  Hit https://deb.nodesource.com/node_22.x nodistro InRelease
  Hit https://dl.google.com/linux/chrome/deb stable InRelease
  Hit http://lenovo.archive.canonical.com noble InRelease
  Hit https://packages.microsoft.com/repos/edge stable InRelease
  Hit https://repository.spotify.com stable InRelease
  Hit https://packages.microsoft.com/repos/code stable InRelease
  Hit https://ppa.launchpadcontent.net/bit-team/stable/ubuntu lunar InRelease
  Hit https://deb.termius.com squeeze InRelease
  Hit https://linux.dropbox.com/ubuntu noble InRelease
  Hit https://dbeaver.io/debs/dbeaver-ce  InRelease
  Hit https://esm.ubuntu.com/apps/ubuntu noble-apps-security InRelease
  Hit https://esm.ubuntu.com/apps/ubuntu noble-apps-updates InRelease
  Hit https://esm.ubuntu.com/infra/ubuntu noble-infra-security InRelease
  Hit https://esm.ubuntu.com/infra/ubuntu noble-infra-updates InRelease
  Hit https://archive.ubuntu.com/ubuntu noble InRelease
  Hit https://archive.ubuntu.com/ubuntu noble-updates InRelease
  Hit https://archive.ubuntu.com/ubuntu noble-backports InRelease
  Hit https://archive.ubuntu.com/ubuntu noble-security InRelease
  Hit https://prod-cdn.packages.k8s.io/repositories/isv:/kubernetes:/core:/stable:/v1.32/deb  InRelease
  Hit https://packages.buildkite.com/helm-linux/helm-debian/any any InRelease
  Fetched 0 B in 0s (0 B/s)
  Reading package lists... Done
  Building dependency tree... Done
  Reading state information... Done
  Fetched 0 B in 0s (0 B/s)

  Updating repository information
  Hit https://archive.ubuntu.com/ubuntu resolute InRelease
  Hit https://esm.ubuntu.com/apps/ubuntu resolute-apps-updates InRelease
  Hit https://archive.ubuntu.com/ubuntu resolute-updates InRelease
  Hit https://esm.ubuntu.com/apps/ubuntu resolute-apps-security InRelease
  Hit https://archive.ubuntu.com/ubuntu resolute-security InRelease
  Hit https://esm.ubuntu.com/infra/ubuntu resolute-infra-updates InRelease
  Hit https://archive.ubuntu.com/ubuntu resolute-backports InRelease
  Hit https://esm.ubuntu.com/infra/ubuntu resolute-infra-security InRelease
  Fetched 0 B in 0s (0 B/s)

  Checking package manager
  Reading package lists... Done
  Building dependency tree... Done
  Reading state information... Done

  Calculating the changes

  Calculating the changes

  Could not calculate the upgrade

  An unresolvable problem occurred while calculating the upgrade.

  If none of this applies, then please report this bug using the
  command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal. If
  you want to investigate this yourself the log files in
  '/var/log/dist-upgrade' will contain details about the upgrade.
  Specifically, look at 'main.log' and 'apt.log'.

  Restoring original system state

  Aborting
  Reading package lists... Done
  Building dependency tree... Done
  Reading state information... Done

  ProblemType: Bug
  DistroRelease: Ubuntu 24.04
  Package: ubuntu-release-upgrader-core 1:24.04.28
  ProcVersionSignature: Ubuntu 6.17.0-22.22~24.04.1-generic 6.17.13
  Uname: Linux 6.17.0-22-generic x86_64
  ApportVersion: 2.28.1-0ubuntu3.8
  Architecture: amd64
  CasperMD5CheckResult: pass
  CrashDB: ubuntu
  CurrentDesktop: ubuntu:GNOME
  Date: Thu Apr 23 20:21:41 2026
  InstallationDate: Installed on 2024-10-11 (559 days ago)
  InstallationMedia: Ubuntu 22.04.5 LTS "Jammy Jellyfish" - Release amd64 (20240911)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to noble on 2026-04-23 (0 days ago)
  VarLogDistupgradeAptHistorylog:
   Start-Date: 2026-04-23  20:20:35
   Requested-By: miroslav.zatko (1001)
   End-Date: 2026-04-23  20:20:35
  VarLogDistupgradeApttermlog:
   Log started: 2026-04-23  20:20:35
   Log ended: 2026-04-23  20:20:35

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