What does a status of “Not Enough Space” mean in the Download Queue?
This means the top-most item in your Download Queue is too large to download to your Xbox 360 console. To clear space or view available space on your Xbox 360 console, go to System Settings in the My Xbox area and select Memory. Follow the on screen steps to select the storage device and remove items that you no longer wish to have on yourXbox 360 console.