If you:
Wasn't puting l2.ini from any another patch, but still have problem - please contact me.
For people who are using another l2.ini, you need to change it with new information about DNS server we are using or just use our.
Hello. You trying to login with incorrect info. Try to login with same info on web.
http://l2classic.club/forum/topic/15318-how-to-recover-game-account-password/