The Mind of a Printer

What was my printer thinking? 

I press the little printer icon at the top of the Publisher window and get this:

which is exactly what I wanted. 

Then I press that same little icon button on that same Publisher window and get this:

My question is 'Why?'  'What changed?'
The image in the Publisher window is still exactly the same.

One more question: 'Why could I never-in-a-million-years get my printer to do this again if my life depended on this result?'