Im constanly getting kicked #2366
Description
Stack trace
[17:42:37 INFO]: UUID of player NicotineAbuser is ed3300f8-de6f-44f7-8729-19a38e780918
[17:42:37 INFO]: [HorriblePlayerLoginEventHack] You have plugins listening to the PlayerLoginEvent, this will cause re-configuration APIs to be unavailable: [LuckPerms, nLogin, DiscordSRV, DeluxeMenus, ProtocolLib, WorldGuard]
[17:42:37 WARN]: [ac.grim.grimac.shaded.com.github.retrooper.packetevents.PacketEventsAPI] An error occurred while processing a packet from null (state: LOGIN, clientVersion: 1.21.4, serverVersion: 1.21.10, preVia: true)
ac.grim.grimac.shaded.com.github.retrooper.packetevents.exception.PacketProcessException: Failed to map the Packet ID 12 to a PacketType constant. Bound: CLIENT, Connection state: LOGIN, Server version: 1.21.4
at grimac-bukkit-2.3.73-49742a9.jar/ac.grim.grimac.shaded.com.github.retrooper.packetevents.event.ProtocolPacketEvent.<init>(ProtocolPacketEvent.java:92) ~[grimac-bukkit-2.3.73-49742a9.jar:?]
at grimac-bukkit-2.3.73-49742a9.jar/ac.grim.grimac.shaded.com.github.retrooper.packetevents.event.PacketSendEvent.<init>(PacketSendEvent.java:37) ~[grimac-bukkit-2.3.73-49742a9.jar:?]
at grimac-bukkit-2.3.73-49742a9.jar/ac.grim.grimac.shaded.com.github.retrooper.packetevents.event.simple.PacketLoginSendEvent.<init>(PacketLoginSendEvent.java:32) ~[grimac-bukkit-2.3.73-49742a9.jar:?]
at grimac-bukkit-2.3.73-49742a9.jar/ac.grim.grimac.shaded.com.github.retrooper.packetevents.util.EventCreationUtil.createSendEvent(EventCreationUtil.java:53) ~[grimac-bukkit-2.3.73-49742a9.jar:?]
at grimac-bukkit-2.3.73-49742a9.jar/ac.grim.grimac.shaded.com.github.retrooper.packetevents.util.PacketEventsImplHelper.handleClientBoundPacket(PacketEventsImplHelper.java:59) ~[grimac-bukkit-2.3.73-49742a9.jar:?]
at grimac-bukkit-2.3.73-49742a9.jar/ac.grim.grimac.shaded.io.github.retrooper.packetevents.injector.handlers.PacketEventsEncoder.handleClientBoundPacket(PacketEventsEncoder.java:107) ~[grimac-bukkit-2.3.73-49742a9.jar:?]
at grimac-bukkit-2.3.73-49742a9.jar/ac.grim.grimac.shaded.io.github.retrooper.packetevents.injector.handlers.PacketEventsEncoder.write(PacketEventsEncoder.java:139) ~[grimac-bukkit-2.3.73-49742a9.jar:?]
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.handler.codec.MessageToMessageEncoder.write(MessageToMessageEncoder.java:113) ~[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 ZNPCsPlus-2.1.0-SNAPSHOT (8).jar/lol.pyr.znpcsplus.libraries.packetevents.impl.injector.handlers.PacketEventsEncoder.write(PacketEventsEncoder.java:148) ~[ZNPCsPlus-2.1.0-SNAPSHOT (8).jar:?]
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 packetevents-spigot-2.10.1 (4).jar/io.github.retrooper.packetevents.injector.handlers.PacketEventsEncoder.write(PacketEventsEncoder.java:148) ~[packetevents-spigot-2.10.1 (4).jar:?]
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 knockbacksync-bukkit-1.3.6-dev-b128.jar/me.caseload.knockbacksync.shaded.io.github.retrooper.packetevents.injector.handlers.PacketEventsEncoder.write(PacketEventsEncoder.java:157) ~[knockbacksync-bukkit-1.3.6-dev-b128.jar:?]
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.handler.codec.MessageToByteEncoder.write(MessageToByteEncoder.java:113) ~[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.handler.codec.MessageToByteEncoder.write(MessageToByteEncoder.java:120) ~[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.Connection$2.write(Connection.java:718) ~[paper-1.21.10.jar:1.21.10-113-9fc21bc]
at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:893) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeWrite(AbstractChannelHandlerContext.java:875) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:984) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:868) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
at io.netty.handler.codec.MessageToByteEncoder.write(MessageToByteEncoder.java:120) ~[netty-codec-4.1.118.Final.jar:4.1.118.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:893) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeWriteAndFlush(AbstractChannelHandlerContext.java:956) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:982) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
at io.netty.channel.AbstractChannelHandlerContext.writeAndFlush(AbstractChannelHandlerContext.java:950) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
at io.netty.channel.DefaultChannelPipeline.writeAndFlush(DefaultChannelPipeline.java:969) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
at io.netty.channel.AbstractChannel.writeAndFlush(AbstractChannel.java:310) ~[netty-transport-4.1.118.Final.jar:4.1.118.Final]
at ProtocolLib (10).jar/com.comphenix.protocol.injector.netty.channel.NettyChannelProxy.writeAndFlush(NettyChannelProxy.java:227) ~[ProtocolLib (10).jar:?]
at net.minecraft.network.Connection.doSendPacket(Connection.java:493) ~[paper-1.21.10.jar:1.21.10-113-9fc21bc]
at net.minecraft.network.Connection.lambda$sendPacket$13(Connection.java:475) ~[paper-1.21.10.jar:1.21.10-113-9fc21bc]
at ProtocolLib (10).jar/com.comphenix.protocol.injector.netty.channel.NettyEventLoopProxy.lambda$proxyRunnable$2(NettyEventLoopProxy.java:49) ~[ProtocolLib (10).jar:?]
at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:173) ~[netty-common-4.1.118.Final.jar:4.1.118.Final]
at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:166) ~[netty-common-4.1.118.Final.jar:4.1.118.Final]
at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:472) ~[netty-common-4.1.118.Final.jar:4.1.118.Final]
at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:405) ~[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:1570) ~[?:?]
[17:42:37 INFO]: [packetevents] Disconnected null due to an invalid packet!
[17:42:37 INFO]: NicotineAbuser (ed3300f8-de6f-44f7-8729-19a38e780918) lost connection: Disconnected
How to replicate it if known
No response
Grim version
grimac-bukkit-2.3.73-49742a9.jar
paper 1.21.10
Server version
version
[17:52:22 INFO]: Checking version, please wait...
[17:52:22 INFO]: This server is running Paper version 1.21.10-113-main@9fc21bc (2025-11-14T16:11:13Z) (Implementing API version 1.21.10-R0.1-SNAPSHOT)
You are running the latest version
Previous version: 1.21.10-91-9934c17 (MC: 1.21.10)
Affected Platform(s)
Bukkit
Plugins/mods
[17:42:47 INFO]: ℹ Server Plugins (41):
[17:42:47 INFO]: Paper Plugins (5):
[17:42:47 INFO]: - AdvancedServerList, FancyHolograms, nightcore, NookureStaff, PlugManX
[17:42:47 INFO]: Bukkit Plugins (36):
[17:42:47 INFO]: - AdvancedTeleport, CustomBiomeColors, DeluxeMenus, DiscordSRV, FastAsyncWorldEdit, FasterCrystals, FreedomChat, GrimAC, InvSeePlusPlus, ItemEdit
[17:42:47 INFO]: KnockbackSync, LiteBans, LuckPerms, nLogin, packetevents, PhoenixPractice, Pl-Hide-Pro, PlaceholderAPI, ProtocolLib, RollbackCore
[17:42:47 INFO]: SkBee, SkinsRestorer, Skript, skript-placeholders, skript-reflect, skript-yaml, TAB, Tebex, Vault, ViaBackwards
[17:42:47 INFO]: ViaVersion, Vulcan, WorldGuard, WorldGuardExtraFlags, YamipaPlugin, ZNPCsPlus