I should add that if I do not touch the setting: "ubuntu-lv new, to be formatted as ext4, mounted at / 30.996G" and just proceed with the defaults, I am able to complete the installation.
I should add that if I do not touch the setting:
"ubuntu-lv new, to be formatted as ext4, mounted at / 30.996G"
and just proceed with the defaults, I am able to complete the installation.