V8i (SS3) Unable to select anything other than raster attachment.

I have a problem now where I can't drag to select objects above a raster image. Previously the raster was only selectable via a crossing mode selection across one of its edges. Now if I click and drag to select a group of elements, in front of or behind the raster attachment, Microstation is interpreting that as a command to grab and move the raster.

What did I toggle for it to behave like this now?

Instead of this:

I'm getting this: