PackagingResults Error Error Unknown Cook Failure

Having problems packaging(Windows 64bit) I don’t know how to fix this, but need to immediately. Please send help! I’ve included the entire output log. link text

Try selecting all of your texture assets (or even all of your assets) then right click and do a manual save (to get rid of the empty engine version issue). Then try it again. An easy way is to go to your top level content folder and type in a common character they all share in the filter textbox. Then select them all and right click → save…

Perfect, doing this showed me the problem.