[Bug 1902859] Re: upgrade from 18 to 20 fail

[Brian Murray]

*** This bug is a duplicate of bug 1898152 ***
    https://bugs.launchpad.net/bugs/1898152

Thank you for taking the time to report this bug and helping to make
Ubuntu better. This particular bug has already been reported and is a
duplicate of bug 1898152, so it is being marked as such. Please look at
the other bug report to see if there is any missing information that you
can provide, or to see if there is a workaround for the bug.
Additionally, any further discussion regarding the bug should occur in
the other report.  Please continue to report any other bugs you may
find.

** This bug has been marked a duplicate of bug 1898152
   upgrade fails to calculate if gnuradio-dev is installed

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https://bugs.launchpad.net/bugs/1902859

Title:
  upgrade from 18 to 20 fail

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

Bug description:
  2020-11-04 14:43:50,449 INFO installing python-is-python2 because python-minimal was installed
  2020-11-04 14:43:50,449 DEBUG Installing 'python-is-python2' (python-minimal was installed on the system)
  2020-11-04 14:44:26,328 ERROR Dist-upgrade failed: 'E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.'
  2020-11-04 14:44:26,330 DEBUG abort called
  2020-11-04 14:44:26,333 DEBUG openCache()

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubuntu-release-upgrader-core 1:18.04.40
  ProcVersionSignature: Ubuntu 4.15.0-122.124-generic 4.15.18
  Uname: Linux 4.15.0-122-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.20.9-0ubuntu7.18
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: ubuntu:GNOME
  Date: Wed Nov  4 15:07:31 2020
  InstallationDate: Installed on 2016-11-12 (1452 days ago)
  InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to bionic on 2020-11-04 (0 days ago)
  VarLogDistupgradeTermlog:

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