I wanted to try out pantheon desktop in Ubuntu 20.04. I ran:
sudo add-apt-repository ppa:elementary-os/os-patches sudo apt update sudo apt dist-upgrade
I changed my mind, but I discovered that
software-properties-gtk no longer worked, so I couldn’t remove the ppas via the UI. I removed them manually in
/etc/apt/sources.list.d (also tried
add-apt-repository --remove and
Still software-properties-gtk was not working, until I manually fixed
/etc/os-release by replacing the text mentioning elementary with the Ubuntu parts.
Right now most seems to be working again.
My two questions:
(1) What exactly caused my mess (I guess
sudo apt dist-upgrade is to blame) and what has been changed (like
(2) Is there a way (beside reinstalling) to cleanup the issues completely? (I just saw that files like
/etc/issue.net are also changed)