Because people are still updating to Windows 8.1 (including me) in anticipation of Windows 10, people might still be encountering this problem. I found the solution at Kodak Support here:
Cannot scan on the all-in-one printer from a computer running WINDOWS 8
the URL:
Yes, it says Windows 8, but the solution just worked for me minutes ago on the laptop I updated to 8.1 a couple of weeks ago.
Let's hope the solution is as simple when we move to Windows 10.