[22:59:02] [Netty IO #10/ERROR] [FML/]: NetworkDispatcher exception
io.netty.handler.codec.EncoderException: java.lang.NullPointerException
	at io.netty.handler.codec.MessageToByteEncoder.write(MessageToByteEncoder.java:129) ~[MessageToByteEncoder.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.invokeWrite(DefaultChannelHandlerContext.java:644) ~[DefaultChannelHandlerContext.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.write(DefaultChannelHandlerContext.java:698) ~[DefaultChannelHandlerContext.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.write(DefaultChannelHandlerContext.java:637) ~[DefaultChannelHandlerContext.class:?]
	at cpw.mods.fml.common.network.handshake.NetworkDispatcher.write(NetworkDispatcher.java:440) ~[NetworkDispatcher.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.invokeWrite(DefaultChannelHandlerContext.java:644) ~[DefaultChannelHandlerContext.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.write(DefaultChannelHandlerContext.java:698) ~[DefaultChannelHandlerContext.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.writeAndFlush(DefaultChannelHandlerContext.java:688) ~[DefaultChannelHandlerContext.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.writeAndFlush(DefaultChannelHandlerContext.java:717) ~[DefaultChannelHandlerContext.class:?]
	at io.netty.channel.DefaultChannelPipeline.writeAndFlush(DefaultChannelPipeline.java:893) ~[DefaultChannelPipeline.class:?]
	at io.netty.channel.AbstractChannel.writeAndFlush(AbstractChannel.java:239) ~[AbstractChannel.class:?]
	at net.minecraft.network.NetworkManager$1.run(NetworkManager.java:174) [ek.class:?]
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:354) [SingleThreadEventExecutor.class:?]
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:348) [NioEventLoop.class:?]
	at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:101) [SingleThreadEventExecutor$2.class:?]
	at java.lang.Thread.run(Unknown Source) [?:1.7.0_40]
Caused by: java.lang.NullPointerException
	at net.minecraft.nbt.NBTTagCompound.func_150298_a(NBTTagCompound.java:371) ~[dh.class:?]
	at net.minecraft.nbt.NBTTagCompound.func_74734_a(NBTTagCompound.java:31) ~[dh.class:?]
	at net.minecraft.nbt.CompressedStreamTools.func_150663_a(CompressedStreamTools.java:149) ~[du.class:?]
	at net.minecraft.nbt.CompressedStreamTools.func_74800_a(CompressedStreamTools.java:139) ~[du.class:?]
	at net.minecraft.nbt.CompressedStreamTools.func_74798_a(CompressedStreamTools.java:82) ~[du.class:?]
	at net.minecraft.network.PacketBuffer.func_150786_a(SourceFile:78) ~[et.class:?]
	at net.minecraft.network.play.server.S35PacketUpdateTileEntity.func_148840_b(SourceFile:50) ~[gf.class:?]
	at net.minecraft.util.MessageSerializer.encode(SourceFile:38) ~[fa.class:?]
	at net.minecraft.util.MessageSerializer.encode(SourceFile:14) ~[fa.class:?]
	at io.netty.handler.codec.MessageToByteEncoder.write(MessageToByteEncoder.java:111) ~[MessageToByteEncoder.class:?]
	... 15 more