[Help]Hacking tool/Anti Hack?

[Coolis®]

Hello, Guys, Some Days Ago one my friend opened server, he are member here but he is newbie, so i make topic from him:

 

Hello, every one. I have my server online but on some time without reason my server shutingdown...

 

Look at photos:

 

Its says me:

 

And boom...

Server down...

Please Help...

[Coyote™]

Kids found the noobish error ddos and act the pros by attacking.

He needs to rework his mmocore java files, otherwise he's lost.

Tell him to try to make it as it is on l2j G Final.

[Coolis®]

fixed... Lock topic...

[Kяaσh]

fixed... Lock topic...