Download new patch in order you will be able to connect to L2-hero.
Just go here : http://l2-hero.ucoz.com/forum/6-4-1 and downlaod the new patch.
Patch is given in 2 different links in case you have any problem.
If any link dont work report it to me via pm.
The new patch has only fixed some technical problems,no visual changes.And it gives some more protection.