Thank you a lot, Brian. I'll try to do that, yet I have not very sure how.
Best, Pablo El lun, 15 feb 2021 a las 20:50, Brian Murray (<1915...@bugs.launchpad.net>) escribió: > While the main.log only shows the PPA identified in comment #2 there are > packages installed from another PPA (with ~oibaf in the version number) > and those are likely causing the failure to upgrade. You'll want to > reenable the oibaf-ubuntu-graphics-drivers-bionic PPA and then use 'ppa- > purge' to remove the PPA and its associated packages. > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1915656 > > Title: > can't apply upgrade from 18.4 to 20.4, because there are unindentified > sources (but I don't know which are) > > Status in ubuntu-release-upgrader package in Ubuntu: > Incomplete > > Bug description: > No se ha podido calcular la actualización > > Se produjo un problema irresoluble al calcular la actualización. > > Esto podría deberse a: > * Paquetes de software no oficiales, no proporcionados por Ubuntu > Utilice la herramienta «ppa-purge» desde el paquete > ppa-purge para quitar software de una PPA de Launchpad PPA e > intente actualizar de nuevo. > > Si nada de esto es aplicable, entonces informe de este error usando el > comando «ubuntu-bug ubuntu-release-upgrader-core» en una terminal. Si > quiere investigar el problema por su cuenta, los registros en > «/var/log/dist-upgrade» contienen detalles de la actualización; en > particular, consulte «main.log» y «apt.log». > > ProblemType: Bug > DistroRelease: Ubuntu 18.04 > Package: ubuntu-release-upgrader-core 1:18.04.42 > ProcVersionSignature: Ubuntu 4.15.0-135.139-generic 4.15.18 > Uname: Linux 4.15.0-135-generic x86_64 > ApportVersion: 2.20.9-0ubuntu7.23 > Architecture: amd64 > CrashDB: ubuntu > CurrentDesktop: ubuntu:GNOME > Date: Sun Feb 14 19:37:03 2021 > InstallationDate: Installed on 2014-09-12 (2346 days ago) > InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 > (20140722.2) > PackageArchitecture: all > ProcEnviron: > TERM=xterm-256color > PATH=(custom, no user) > XDG_RUNTIME_DIR=<set> > LANG=es_ES.UTF-8 > SHELL=/bin/bash > SourcePackage: ubuntu-release-upgrader > UpgradeStatus: Upgraded to bionic on 2021-02-14 (0 days ago) > VarLogDistupgradeTermlog: > > To manage notifications about this bug go to: > > https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1915656/+subscriptions > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1915656 Title: can't apply upgrade from 18.4 to 20.4, because there are unindentified sources (but I don't know which are) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1915656/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs