Shop hack isnt working

Idk why, but the shop hax isnt working..this is what i did

open wr, log in
activate my bypass
open up a shop hack program
highlight the deagle in the item shop
try to activate mac 10, l8a51, barett m82, but nothing happens.
what am i doing wrong?

btw if it helps, im on the california west server

ur not doing anythin rong it just dosnt work if u pm me ur details user and pass ill put the guns on ut account like i have to every1 who wanted it