I list my raid and I am not getting as many hits on my wait list as I should. I even lower the required item level significantly and still get zero hits. So i left it on for a bit and this is what I found when I came back to my computer:​

Image Link: http://i.imgur.com/2kdMTqO.jpg

Here is an update moments later:

Link: http://i.imgur.com/jiYB0AF.jpg

try resizing the oQueue window then reload