speed hack problem

i use the bac hack with the speed hack and inv and i want to make the mobs faster i try to change the values in the winhex and when i do the game writes "invalid client..." what should i do?
btw i saw some1 that used speed hack with mobs today so its should work
plz help me thx .

grrrr cant u use search? Just click my sig for a tut how to edit.

thx ill check it :D

Use USA folder method so it wont have invalid client problem