Ok so i had an update today for mw3 and the one think i noticed is that the out of memory 5 happen has gone so try it ur self go to private match bonus maps click one off them load it up and it should be fine however if u have cod elite and mw3 installed to your hard drive u carnt play the elite playlist because piazza dont work with mw3 installed to hdd if anyone could fine out anymore things post here