Have you looked in your "Previous Purchases" area? Downloads at Daz time out and are moved from the current downloads to the downloads history. You can go to that area and reset downloads so that they are moved back to the current downloads area.

"It is good to see ourselves as others see us. Try as we may, we are never
able to know ourselves fully as we are, especially the evil side of us.
This we can do only if we are not angry with our critics but will take in good
heart whatever they might have to say." - Ghandi