[18:15:27] [Netty Epoll Server IO #3/ERROR]: Error sending packet clientbound/minecraft:disconnect
io.netty.handler.codec.EncoderException: Sending unknown packet 'clientbound/minecraft:disconnect'
	at net.minecraft.network.codec.IdDispatchCodec.a(SourceFile:50) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4485-Spigot-3dafb73-04b1695]
	at net.minecraft.network.codec.IdDispatchCodec.encode(SourceFile:14) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4485-Spigot-3dafb73-04b1695]
	at net.minecraft.network.PacketEncoder.a(SourceFile:26) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4485-Spigot-3dafb73-04b1695]
	at net.minecraft.network.PacketEncoder.encode(SourceFile:12) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4485-Spigot-3dafb73-04b1695]
	at io.netty.handler.codec.MessageToByteEncoder.write(MessageToByteEncoder.java:107) ~[netty-codec-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:893) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeWrite(AbstractChannelHandlerContext.java:875) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:984) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:868) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.ChannelOutboundHandlerAdapter.write(ChannelOutboundHandlerAdapter.java:113) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at net.minecraft.network.NetworkManager$2.write(NetworkManager.java:553) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4485-Spigot-3dafb73-04b1695]
	at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:893) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeWriteAndFlush(AbstractChannelHandlerContext.java:956) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:982) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.writeAndFlush(AbstractChannelHandlerContext.java:950) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.writeAndFlush(AbstractChannelHandlerContext.java:1000) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.DefaultChannelPipeline.writeAndFlush(DefaultChannelPipeline.java:974) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannel.writeAndFlush(AbstractChannel.java:305) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at net.minecraft.network.NetworkManager.c(NetworkManager.java:374) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4485-Spigot-3dafb73-04b1695]
	at net.minecraft.network.NetworkManager.b(NetworkManager.java:364) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4485-Spigot-3dafb73-04b1695]
	at net.minecraft.network.NetworkManager.a(NetworkManager.java:342) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4485-Spigot-3dafb73-04b1695]
	at net.minecraft.network.NetworkManager.a(NetworkManager.java:336) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4485-Spigot-3dafb73-04b1695]
	at net.minecraft.network.NetworkManager.exceptionCaught(NetworkManager.java:171) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4485-Spigot-3dafb73-04b1695]
	at io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:346) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:325) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.fireExceptionCaught(AbstractChannelHandlerContext.java:317) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.DefaultChannelPipeline$HeadContext.exceptionCaught(DefaultChannelPipeline.java:1324) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:346) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeExceptionCaught(AbstractChannelHandlerContext.java:325) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.DefaultChannelPipeline.fireExceptionCaught(DefaultChannelPipeline.java:856) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.handleReadException(AbstractEpollStreamChannel.java:727) ~[netty-transport-classes-epoll-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:825) ~[netty-transport-classes-epoll-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:501) ~[netty-transport-classes-epoll-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:399) ~[netty-transport-classes-epoll-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:998) ~[netty-common-4.1.118.Final.jar:4.1.118.Final]
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) ~[netty-common-4.1.118.Final.jar:4.1.118.Final]
	at java.base/java.lang.Thread.run(Thread.java:1583) [?:?]