1) Instal a fresh Lineage 2 C4
2) Delete the system folder once you instaled the L2 c4
3) Get the RA Updater and put it where u instaled the L2 c4 and run it http://www.l2rottenapple.com/index.php?id=start_lk
4) To make an account go here http://194.107.122.236/home.php
5) Run the game
If u still have a problem , post it