UCUS-98646 isnt working!

[STUNNER9722]

When i put my codes in UCUS-98646.txt, start up killzone, and open up nitePR, it doesnt show any codes.:(

[Jamz]

have you got UCUS-98646.txt in Nitepr folder ?
u have anything in th file .txt !
I think

[Syphongamer08]

make sure you have the US version

[STUNNER9722]

never mind, i figured it out. i just made a .txt file with no name, and it shows my cheats.:) its wierd, like nitePR cant detect the game code. but thanks anyways!