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io.netty.handler.codec.DecoderException: java.lang.NullPointerException at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:99)[MessageToMessageDecoder.class:4.0.23.Final] at io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111)[MessageToMessageCodec.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787)[DefaultChannelPipeline.class:4.0.23.Final] at io.netty.channel.embedded.EmbeddedChannel.writeInbound(EmbeddedChannel.java:169)[EmbeddedChannel.class:4.0.23.Final] at net.minecraftforge.fml.common.network.internal.FMLProxyPacket.func_148833_a(FMLProxyPacket.java:100)[FMLProxyPacket.class:?] at net.minecraft.network.NetworkManager.channelRead0(NetworkManager.java:149)[eo.class:?] at net.minecraft.network.NetworkManager.channelRead0(NetworkManager.java:51)[eo.class:?] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)[SimpleChannelInboundHandler.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[AbstractChannelHandlerContext.class:4.0.23.Final] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.handleClientSideCustomPacket(NetworkDispatcher.java:406)[NetworkDispatcher.class:?] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.channelRead0(NetworkDispatcher.java:272)[NetworkDispatcher.class:?] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.channelRead0(NetworkDispatcher.java:72)[NetworkDispatcher.class:?] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)[SimpleChannelInboundHandler.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163)[ByteToMessageDecoder.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163)[ByteToMessageDecoder.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163)[ByteToMessageDecoder.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)[MessageToMessageDecoder.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.handler.timeout.ReadTimeoutHandler.channelRead(ReadTimeoutHandler.java:150)[ReadTimeoutHandler.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787)[DefaultChannelPipeline.class:4.0.23.Final] at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:130)[AbstractNioByteChannel$NioByteUnsafe.class:4.0.23.Final] at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)[NioEventLoop.class:4.0.23.Final] at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)[NioEventLoop.class:4.0.23.Final] at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)[NioEventLoop.class:4.0.23.Final] at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)[NioEventLoop.class:4.0.23.Final] at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116)[SingleThreadEventExecutor$2.class:4.0.23.Final] at java.lang.Thread.run(Unknown Source)[?:1.8.0_101]