problemas al actualizar linux lite os

[arturopuga]

Hola estimados y estimadas:

Tengo problemas al momento de actualizar linux lite OS

Me da este error

===========================
Install Updates Error log
===========================
Install Updates could not fetch the package cache information lists.
Go to https://www.linuxliteos.com/forums/ and paste the log below into a new or existing thread for assistance.

============ Log ===========

Obj:1 http://repo.linuxliteos.com/linuxlite emerald InRelease
Obj:2 http://ppa.launchpad.net/atareao/nautilu...ons/ubuntu focal InRelease
Obj:3 http://archive.canonical.com focal InRelease
Obj:4 http://archive.ubuntu.com/ubuntu focal InRelease
Ign:5 http://ppa.launchpad.net/wfg/0ad/ubuntu focal InRelease
Obj:6 http://archive.ubuntu.com/ubuntu focal-security InRelease
Obj:7 https://packages.riot.im/debian default InRelease
Obj:8 http://archive.ubuntu.com/ubuntu focal-updates InRelease
Err:9 http://ppa.launchpad.net/wfg/0ad/ubuntu focal Release
  404  Not Found [IP: 91.189.95.83 80]
Obj:10 http://archive.ubuntu.com/ubuntu focal-backports InRelease
Leyendo lista de paquetes...
E: El repositorio «http://ppa.launchpad.net/wfg/0ad/ubuntu focal Release» no tiene un fichero de Publicación.