I wanna script a perk, what i need know for make it? 

That heavily depends on what that perk should do. For the general stuff, take a look in the _zombiemode_perks file.

- Phil.

Look at the perk gtlad made for ZM. everything you need to know is in the _zombiemode_perks file that was provided.

i got a problemwhen i turn on the power its keep saying " the power must be activated first"

i got a problemwhen i turn on the power its keep saying " the power must be activated first"

and the normal perks say the same thing

and the normal perks say the same thing

then you set up the hintstring incorrectly. Happened to me when I was still learning how to do it.( i would just do it from code I wouldn't bother with the string files, but then again I'm lazy).