There are actually 2 patches you must apply or things will go very wrong for you.
COD v1.5 patch must be applied FIRST
http://www.maps-n-mo...p=getit&lid=763
or
http://www.iwnation....download&id=248
then
COD:UO v1.51 patch must be applied
http://www.maps-n-mo...p=getit&lid=764
or
http://www.iwnation....download&id=250
Yes you must apply both patches or you will have some major issues.