[14:19:59 INFO]: Ha ocurrido un error al encodear un paquete:
[14:19:59 INFO]: 	Paquete: PacketPlayOutEntityMetadata.
[14:19:59 INFO]: 	Contenido: id=40378, clss=Class, metadata=[net.minecraft.server.v1_7_R4.WatchableObject@54b27df8]
[14:19:59 WARN]: java.lang.NullPointerException
[14:19:59 WARN]: 	at es.minecub.jspigot.protocol210.MetadataWriter.write(MetadataWriter.java:145)
[14:19:59 WARN]: 	at net.minecraft.server.v1_7_R4.DataWatcher.write(DataWatcher.java:181)
[14:19:59 WARN]: 	at net.minecraft.server.v1_7_R4.PacketPlayOutEntityMetadata.write47(PacketPlayOutEntityMetadata.java:41)
[14:19:59 WARN]: 	at net.minecraft.server.v1_7_R4.Packet.write107(Packet.java:84)
[14:19:59 WARN]: 	at net.minecraft.server.v1_7_R4.Packet.write108(Packet.java:87)
[14:19:59 WARN]: 	at net.minecraft.server.v1_7_R4.Packet.write110(Packet.java:90)
[14:19:59 WARN]: 	at net.minecraft.server.v1_7_R4.Packet.write210(Packet.java:93)
[14:19:59 WARN]: 	at net.minecraft.server.v1_7_R4.PacketEncoder.a(PacketEncoder.java:88)
[14:19:59 WARN]: 	at net.minecraft.server.v1_7_R4.PacketEncoder.encode(PacketEncoder.java:119)
[14:19:59 WARN]: 	at sun.reflect.GeneratedMethodAccessor11.invoke(Unknown Source)
[14:19:59 WARN]: 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[14:19:59 WARN]: 	at java.lang.reflect.Method.invoke(Method.java:498)
[14:19:59 WARN]: 	at com.comphenix.protocol.reflect.accessors.DefaultMethodAccessor.invoke(DefaultMethodAccessor.java:16)
[14:19:59 WARN]: 	at com.comphenix.protocol.injector.netty.ChannelInjector.encode(ChannelInjector.java:473)
[14:19:59 WARN]: 	at com.comphenix.protocol.injector.netty.ChannelInjector$3.encode(ChannelInjector.java:246)
[14:19:59 WARN]: 	at net.minecraft.util.io.netty.handler.codec.MessageToByteEncoder.write(MessageToByteEncoder.java:111)
[14:19:59 WARN]: 	at com.comphenix.protocol.injector.netty.ChannelInjector$3.write(ChannelInjector.java:251)
[14:19:59 WARN]: 	at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.invokeWrite(DefaultChannelHandlerContext.java:644)
[14:19:59 WARN]: 	at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.write(DefaultChannelHandlerContext.java:698)
[14:19:59 WARN]: 	at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.writeAndFlush(DefaultChannelHandlerContext.java:688)
[14:19:59 WARN]: 	at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.writeAndFlush(DefaultChannelHandlerContext.java:717)
[14:19:59 WARN]: 	at net.minecraft.util.io.netty.channel.DefaultChannelPipeline.writeAndFlush(DefaultChannelPipeline.java:893)
[14:19:59 WARN]: 	at net.minecraft.util.io.netty.channel.AbstractChannel.writeAndFlush(AbstractChannel.java:239)
[14:19:59 WARN]: 	at com.comphenix.protocol.injector.netty.ChannelProxy.writeAndFlush(ChannelProxy.java:310)
[14:19:59 WARN]: 	at net.minecraft.server.v1_7_R4.QueuedProtocolSwitch.run(QueuedProtocolSwitch.java:28)
[14:19:59 WARN]: 	at com.comphenix.protocol.injector.netty.ChannelInjector$5$3.run(ChannelInjector.java:327)
[14:19:59 WARN]: 	at net.minecraft.util.io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:354)
[14:19:59 WARN]: 	at net.minecraft.util.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:348)
[14:19:59 WARN]: 	at net.minecraft.util.io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:101)
[14:19:59 WARN]: 	at java.lang.Thread.run(Thread.java:748)
[14:19:59 INFO]: xDannikMC lost connection: Internal Exception: net.minecraft.util.io.netty.handler.codec.EncoderException: java.lang.RuntimeException: An internal error occured.