I got one massage almost all the time

[agenta_rz]

I got one box massage almost all the time "please remove the software that modify the game client" and i dont use any illegal software omg what is that massage and how i can fix things any ideas ?
Pls help me .... I am with gracia final platform i have normal pc etc so the problem is unknown for me i got it for 1st time since i play L2 ...

[maevar]

i hade the same prob today in the morning.....
i was watching a video while i was sitting in  shop in giran, and a window just popped up with the message :
cheater  close cheat ptogramms and somethign liek that....i even got a DC.. but i wasent able to close the window. it just popped up again as soon as i closed it....
so i just stopped watching the movie and  ohh well the window just closed and was gone


no idea what it was .. but ill gess it was just a codec problem  from my sound ... or something like that.. didnt got the error again till now