Problem with Modern Warfare 2 Map Packs installing (ps3)?

Okay, so basically I am experiencing the general 14% failure upon installing the map packs. Now I was eager to download the stimulus, so i did just that. Then I learned I had to match codes and such. So, i went on to the resurgence package. i matched the code on my spine of the game (blus-30377) to that of the download. So i downloaded and awhile later, went to install. and sure enough, it failed at 14%. I thought the problem was with the blus code, but I matched it fine on the resurgence download and it still failed. Would somebody be kind enough to help me out? I would greatly appreciate it as I don