15:20:12 [SEVERE] [/192.235.62.249:49183] <-> InitialHandler - encountered exception
io.netty.handler.codec.DecoderException: java.lang.RuntimeException: Unknown packet id 50
	at io.netty.handler.codec.ReplayingDecoder.callDecode(ReplayingDecoder.java:393)
	at io.netty.handler.codec.ByteToMessageDecoder.messageReceived(ByteToMessageDecoder.java:138)
	at io.netty.channel.DefaultChannelHandlerContext.invokeMessageReceived(DefaultChannelHandlerContext.java:379)
	at io.netty.channel.DefaultChannelHandlerContext.fireMessageReceived(DefaultChannelHandlerContext.java:364)
	at io.netty.handler.timeout.ReadTimeoutHandler.messageReceived(ReadTimeoutHandler.java:150)
	at io.netty.channel.DefaultChannelHandlerContext.invokeMessageReceived(DefaultChannelHandlerContext.java:379)
	at io.netty.channel.DefaultChannelHandlerContext.fireMessageReceived(DefaultChannelHandlerContext.java:364)
	at io.netty.channel.DefaultChannelPipeline.fireMessageReceived(DefaultChannelPipeline.java:786)
	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:120)
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:489)
	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:464)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:358)
	at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:101)
	at java.lang.Thread.run(Thread.java:744)
Caused by: java.lang.RuntimeException: Unknown packet id 50
	at net.md_5.bungee.protocol.Vanilla.read(Vanilla.java:78)
	at net.md_5.bungee.netty.PacketDecoder.decode(PacketDecoder.java:39)
	at io.netty.handler.codec.ReplayingDecoder.callDecode(ReplayingDecoder.java:356)
	... 13 more