Things are great when they work! Some recent change (around 11/14/2008) to the Yum Extender (or a change to some underlying component) caused it to ‘break’ – since there are quite a few users of this (very nice) package problem reports surfaced quickly (probably within hours or even minutes of the problem…)
If you are not using the Yum Extender then you are missing a great, simple GUI tool for