[Bug 1907299] [NEW] Can't upgrade from 18 to 20

[dan]

Public bug reported:

Just try to upgrade from 18 to 20 and it failed. I can see in the logs
it fail after it can't calculate python-dbg.

I did not install much on this machine.

I found similar bug but it's marked as closed. My laptop is up to
date(18.04) but still fail.


upgrade from 18.04 to 20.04 fails to calculate if python-dbg is installed
Bug #1887544

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubuntu-release-upgrader-core 1:18.04.41
ProcVersionSignature: Ubuntu 4.15.0-126.129-generic 4.15.18
Uname: Linux 4.15.0-126-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.20
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Tue Dec  8 14:48:28 2020
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to bionic on 2020-12-08 (0 days ago)
VarLogDistupgradeTermlog:

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


** Tags: amd64 apport-bug bionic dist-upgrade

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https://bugs.launchpad.net/bugs/1907299

Title:
  Can't upgrade from 18 to 20

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

Bug description:
  Just try to upgrade from 18 to 20 and it failed. I can see in the logs
  it fail after it can't calculate python-dbg.

  I did not install much on this machine.

  I found similar bug but it's marked as closed. My laptop is up to
  date(18.04) but still fail.


  upgrade from 18.04 to 20.04 fails to calculate if python-dbg is installed
  Bug #1887544

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubuntu-release-upgrader-core 1:18.04.41
  ProcVersionSignature: Ubuntu 4.15.0-126.129-generic 4.15.18
  Uname: Linux 4.15.0-126-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.20
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: ubuntu:GNOME
  Date: Tue Dec  8 14:48:28 2020
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to bionic on 2020-12-08 (0 days ago)
  VarLogDistupgradeTermlog:

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