Black Ops problem
 

I downloaded this great mod but i have some problem with weapon,i mean when i start to play i chose weapon that i want but when i play i dont have that weapon.E.t.c i chose at4,some pistol and gun ,but in game i have c4 ,and a other gun ....help please

Have you tried installing BO mod again? I'd suggest an uninstall, and do a fresh clean install of stock DFX updated, and try installing the mod again over top of it.