Problemas com a instalação do Bookworm no Ubuntu 17.10

Question

Quando tento instalar o Bookworm usando o terminal:

$ sudo apt-get install bookworm
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 bookworm : Depends: com.github.babluboy.bookworm but it is not going to be installed
E: Unable to correct problems, you have held broken packages.

    

Answer 1

Tente adicionar o PPA elementar:

sudo add-apt-repository ppa:elementary-os/stable
sudo apt-get update
apt-get install com.github.babluboy.bookworm

E assim que o bookworm estiver instalado, remova o PPA elementar.