An update to my post #36.
I can now confirm that the problem is solved for me; cups no longer stops running after a few minutes, and once again I am able to access ,localhost:631 without the need to start cups running again.
An update to my post #36.
I can now confirm that the problem is solved for me; cups no longer stops running after a few minutes, and once again I am able to access ,localhost:631 without the need to start cups running again.