For me, the image rotation/selecting images does not work for Track Information in the Now Playing panel. It functions fine in other areas, but not with Now Playing. In the screenshot you can see that image 4 is selected, but only image 1 is displayed and no rotation occurs:
Oddly, if I double-click on the image, image 4 is displayed in the pop-up window:
This happens with all artists/albums. I know it was working fine, but not for at least 2 weeks now.