java.lang.ArrayIndexOutOfBoundsException: 2

        at l1j.server.MJTemplate.MJProto.MainServer_Client.CS_NP_LOGIN_REQ.readFrom(CS_NP_LOGIN_REQ.java:212)

        at l1j.server.MJTemplate.MJProto.MJEProtoMessages.existsProto(MJEProtoMessages.java:674)

        at l1j.server.MJNetSafeSystem.Distribution.ConnectedDistributor.handle(ConnectedDistributor.java:83)

        at l1j.server.MJNetSafeSystem.Distribution.MJClientStatus.process(MJClientStatus.java:55)

        at l1j.server.server.GameClient.handle(GameClient.java:399)

        at l1j.server.MJNetServer.Codec.MJNSHandler.channelRead(MJNSHandler.java:284)

        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)

        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)

        at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)

        at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:323)

        at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:297)

        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)

        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)

        at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)

        at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1434)

        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)

        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)

        at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:965)

        at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163)

        at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:648)

        at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:583)

        at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:500)

        at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:462)

        at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:897)

        at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)

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

 이런 에러는 어떻게 조치를 해야 할까요?ㅠㅠ