ubuntu-release-upgrader-core 1:18:04

[Haziq]

i cannot upgrade from ubuntu 18.04 to 20.04 and asked to ppa-purge software Launchpad PPA. After doing so, it still not resolve anything and i still cannot upgrade to ubuntu 20.04

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubuntu-release-upgrader-core 1:18.04.38
ProcVersionSignature: Ubuntu 5.4.0-42.46~18.04.1-generic 5.4.44
Uname: Linux 5.4.0-42-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.16
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Wed Aug 19 06:40:31 2020
InstallationDate: Installed on 2020-03-07 (164 days ago)
InstallationMedia: Ubuntu 18.04.4 LTS "Bionic Beaver" - Release amd64 (20200203.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to bionic on 2020-08-18 (0 days ago)
VarLogDistupgradeTermlog:

mtime.conffile..etc.update-manager.release-upgrades: 2020-08-19T05:23:03.622992