I couldn't upgradte my ubuntu from 18.04 to 20.04

[Maha Ben Arbia]

A message told me to try ppa_purge , I tried to install it but it tells me couldn't find the paquage ppa_purge

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
ApportVersion: 2.20.9-0ubuntu7.18
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Wed Nov 4 20:06:03 2020
InstallationDate: Installed on 2019-02-07 (636 days ago)
InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to bionic on 2020-11-04 (0 days ago)
VarLogDistupgradeTermlog:

[Brian Murray (brian-murray)]

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 1886748, 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.

[Maha Ben Arbia (mahahaha)]

 Hello,Thank you for the rapidity of response..
    Le lundi 5 avril 2021, 22:55:54 UTC+1, Brian Murray <email address hidden> a écrit :

 *** This bug is a duplicate of bug 1886748 ***
    https://bugs.launchpad.net/bugs/1886748

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 1886748, 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 1886748
  upgrade from 18.04 to 20.04 fails to calculate if libomp5 is installed

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https://bugs.launchpad.net/bugs/1902932

Title:
  I couldn't upgradte my ubuntu from 18.04 to 20.04

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

Bug description:
  A message told me to try ppa_purge , I tried to install it but it
  tells me couldn't find the paquage ppa_purge

  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
  ApportVersion: 2.20.9-0ubuntu7.18
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: ubuntu:GNOME
  Date: Wed Nov  4 20:06:03 2020
  InstallationDate: Installed on 2019-02-07 (636 days ago)
  InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to bionic on 2020-11-04 (0 days ago)
  VarLogDistupgradeTermlog:

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