This bug occurs on the viewer page after multiupload (example.com/?uploaded).
If you click a thumbnail to switch images, the indicator gif displays for just a moment then fades, but if you click the thumbnail of the image that's already selected, the indicator gif appears and never fades.
If you click a thumbnail to switch images, the indicator gif displays for just a moment then fades, but if you click the thumbnail of the image that's already selected, the indicator gif appears and never fades.