In Fedora29 it doesn't seem possible to add a printer as a normal user
from the "System Settings" application. When you try there is an error
message in the "Add a New Printer" dialog "Failed to get a list of
On Fedora27 and before this worked fine (you did have to enter the root
password multiple times, which was a big pain, but at least it worked).
Any ideas if this should work properly ?