Error no Login Server

[johnn]

Estou com seguinte error no LOGIN SERVER:

 

java.util.zip.ZipException: Unsupported compression method

at java.util.zip.GZIPInputStream.readHeader(Unknown Source)

at java.util.zip.GZIPInputStream.<init>(Unknown Source)

at java.util.zip.GZIPInputStream.<init>(Unknown Source)

at com.l2jfrozen.crypt.Base64.decode(Base64.java:945)

at com.l2jfrozen.loginserver.LoginController.loginValid(LoginController.java:675)

at com.l2jfrozen.loginserver.LoginController.tryAuthLogin(LoginController.java:315)

at com.l2jfrozen.loginserver.network.clientpackets.RequestAuthLogin.run(RequestAuthLogin.java:123)

at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)

at java.lang.Thread.run(Unknown Source)

alguem me da uma ajuda ?

[Onã]

manda do comeco do erro, se possivel print