• This issue is not solved in a development build

Describe the bug
ERROR Message are appearing from chat and console.

To Reproduce
I added the plugin and joined the server and there were error messages.

Expected behavior
It will spam the chat and the console with error:
14:31:23] [Netty Epoll Server IO #2/ERROR]: [ProtocolLib] INTERNAL ERROR: Unable to intercept a read client packet.
If this problem hasn't already been reported, please open a ticket
at https://github.com/dmulloy2/ProtocolLib/issues with the following data:
Stack Trace:
java.lang.IllegalArgumentException: Unable to find a field null with the type com.mojang.authlib.GameProfile in net.minecraft.network.protocol.login.PacketLoginInStart
at ProtocolLib.jar//com.comphenix.protocol.reflect.FuzzyReflection.getFieldByType(FuzzyReflection.java:397)
at ProtocolLib.jar//com.comphenix.protocol.reflect.accessors.Accessors.getFieldAccessor(Accessors.java:57)
at ProtocolLib.jar//com.comphenix.protocol.injector.netty.ChannelInjector.handleLogin(ChannelInjector.java:658)
at ProtocolLib.jar//com.comphenix.protocol.injector.netty.ChannelInjector.decode(ChannelInjector.java:591)
at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:519)
at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:458)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:280)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
at ProtocolLib.jar//com.comphenix.protocol.injector.netty.ChannelInjector$2.channelRead(ChannelInjector.java:292)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:336)
at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:323)
at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:444)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:280)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
at net.minecraft.server.network.LegacyPingHandler.channelRead(LegacyPingHandler.java:122)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
at io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:286)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
at io.netty.handler.flush.FlushConsolidationHandler.channelRead(FlushConsolidationHandler.java:152)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
at io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:800)
at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:499)
at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:397)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:833)
Dump:
Parameters:
io.netty.buffer.PooledUnsafeDirectByteBuf@19bc1421[
memoryAddress=140225314395040
recyclerHandle=NOOP_HANDLE
chunk=Chunk(324cf63b: 2%, 57344/4194304)
handle=30064771073
memory=java.nio.DirectByteBuffer[pos=0 lim=4194304 cap=4194304]
offset=2048
length=2048
maxLength=2048
cache=io.netty.buffer.PoolThreadCache@30a0e1f8
tmpNioBuf=
allocator=PooledByteBufAllocator(directByDefault: true)
refCnt=2
readerIndex=1219
writerIndex=1219
markedReaderIndex=0
markedWriterIndex=0
maxCapacity=2147483647
]
manager:
com.comphenix.protocol.injector.PacketFilterManager@55ebba22[
unhookTask=com.comphenix.protocol.injector.DelayedSingleTask@3b77ac30
packetListeners=[PacketAdapter[plugin=AntiCheatReloaded, sending=EMPTY_WHITELIST, receiving=ListeningWhitelist[priority=LOWEST, packets=[BLOCK_DIG[class=PacketPlayInBlockDig, id=26]], gamephase=PLAYING, options=[]]], PacketAdapter[plugin=AntiCheatReloaded, sending=ListeningWhitelist[priority=LOWEST, packets=[POSITION[class=PacketPlayInPosition, id=17], POSITION_LOOK[class=PacketPlayInPositionLook, id=18], POSITION[class=PacketPlayOutPosition, id=56]], gamephase=PLAYING, options=[]], receiving=ListeningWhitelist[priority=LOWEST, packets=[POSITION[class=PacketPlayInPosition, id=17], POSITION_LOOK[class=PacketPlayInPositionLook, id=18], POSITION[class=PacketPlayOutPosition, id=56]], gamephase=PLAYING, options=[]]], PacketAdapter[plugin=AntiCheatReloaded, sending=ListeningWhitelist[priority=LOWEST, packets=[KEEP_ALIVE[class=PacketPlayInKeepAlive, id=15], KEEP_ALIVE[class=PacketPlayOutKeepAlive, id=33]], gamephase=PLAYING, options=[]], receiving=ListeningWhitelist[priority=LOWEST, packets=[KEEP_ALIVE[class=PacketPlayInKeepAlive, id=15], KEEP_ALIVE[class=PacketPlayOutKeepAlive, id=33]], gamephase=PLAYING, options=[]]]]
packetInjector=com.comphenix.protocol.injector.netty.ProtocolInjector$5@53aeaf30
playerInjection=com.comphenix.protocol.injector.netty.ProtocolInjector$4@286393f0
inputBufferedPackets=[]
recievedListeners=com.comphenix.protocol.injector.SortedPacketListenerList@20d10674
sendingListeners=com.comphenix.protocol.injector.SortedPacketListenerList@26412872
hasClosed=false
classLoader=PluginClassLoader{plugin=ProtocolLib v4.8.0, pluginEnabled=true, url=plugins/ProtocolLib.jar}
reporter=com.comphenix.protocol.ProtocolLib$1@34f82b40
server=CraftServer{serverName=Paper,serverVersion=git-Paper-368,minecraftVersion=1.19.3}
library=ProtocolLib v4.8.0
asyncFilterManager=com.comphenix.protocol.async.AsyncFilterManager@331fd041
knowsServerPackets=true
knowsClientPackets=true
phaseLoginCount=0
phasePlayingCount=5
packetCreation=false
nettyInjector=com.comphenix.protocol.injector.netty.ProtocolInjector@27e9fda
pluginVerifier=com.comphenix.protocol.injector.PluginVerifier@52590f99
hasRecycleDistance=true
minecraftVersion=(MC: 1.19.3)
debug=false
]
Sender:
com.comphenix.protocol.injector.netty.ChannelInjector@4b9ee34b[
decodeBuffer=protected void net.minecraft.network.PacketDecoder.decode(io.netty.channel.ChannelHandlerContext,io.netty.buffer.ByteBuf,java.util.List) throws java.lang.Exception
encodeBuffer=protected void net.minecraft.network.PacketEncoder.encode(io.netty.channel.ChannelHandlerContext,java.lang.Object,io.netty.buffer.ByteBuf) throws java.lang.Exception
factory=com.comphenix.protocol.injector.netty.InjectionFactory@1edd09e8
player=com.comphenix.protocol.injector.server.TemporaryPlayerInvocationHandler@22e535c3
updated=
playerName=
playerConnection=
networkManager=net.minecraft.network.NetworkManager@717520a0
originalChannel=[id: 0xd1053dda, L:/10.0.4.11:25565 - R:/43.142.140.22:37801]
channelField=VolatileField [accessor=DefaultFieldAccessor [field=public io.netty.channel.Channel net.minecraft.network.NetworkManager.m], container=net.minecraft.network.NetworkManager@717520a0, previous=[id: 0xd1053dda, L:/10.0.4.11:25565 - R:/43.142.140.22:37801], current=com.comphenix.protocol.injector.netty.ChannelInjector$3@48772950, previousLoaded=true, currentSet=true, forceAccess=true]
packetMarker={}
currentEvent=
finalEvent=
unfilteredProcessedPackets=com.comphenix.protocol.injector.netty.PacketFilterQueue@17da13fa
vanillaDecoder=net.minecraft.network.PacketDecoder@409c7df0
vanillaEncoder=net.minecraft.network.PacketEncoder@d7311c6
finishQueue=[]
channelListener=com.comphenix.protocol.injector.netty.ProtocolInjector@27e9fda
processor=com.comphenix.protocol.injector.NetworkProcessor@3b3d0d2f
injected=true
closed=false
cumulation=PooledUnsafeDirectByteBuf(ridx: 1219, widx: 1219, cap: 2048)
cumulator=io.netty.handler.codec.ByteToMessageDecoder$1@18ed9445
singleDecode=false
first=true
firedChannelRead=false
selfFiredChannelRead=true
decodeState=1
discardAfterReads=16
numReads=0
added=true
]
Version:
ProtocolLib v4.8.0
Java Version:
17.0.6
Server:
git-Paper-368 (MC: 1.19.3)

Version Info
ProtocolLib Dump
Timestamp: 04/06/23 14:50:33

ProtocolLib Version: ProtocolLib v4.8.0
Bukkit Version: 1.19.3-R0.1-SNAPSHOT
Server Version: git-Paper-368 (MC: 1.19.3)
Java Version: 17.0.6

ProtocolLib: com.comphenix.protocol.ProtocolLib@f63c089[
statistics=com.comphenix.protocol.metrics.Statistics@51f9323d
backgroundCompiler=com.comphenix.protocol.reflect.compiler.BackgroundCompiler@470d4a38
packetTask=3
tickCounter=902
unhookTask=com.comphenix.protocol.injector.DelayedSingleTask@720a8227
configExpectedMod=1
updater=com.comphenix.protocol.updater.SpigotUpdater@637c7367
redirectHandler=com.comphenix.protocol.ProtocolLib$2@7b8cddef
commandProtocol=com.comphenix.protocol.CommandProtocol@56fd042c
commandPacket=com.comphenix.protocol.CommandPacket@7040af6e
commandFilter=com.comphenix.protocol.CommandFilter@70a71d4a
packetLogging=com.comphenix.protocol.PacketLogging@6dd9c514
skipDisable=false
isEnabled=true
loader=org.bukkit.plugin.java.JavaPluginLoader@53bb60e7
server=CraftServer{serverName=Paper,serverVersion=git-Paper-368,minecraftVersion=1.19.3}
file=plugins/ProtocolLib.jar
description=org.bukkit.plugin.PluginDescriptionFile@6ef09ae8
dataFolder=plugins/ProtocolLib
classLoader=PluginClassLoader{plugin=ProtocolLib v4.8.0, pluginEnabled=true, url=plugins/ProtocolLib.jar}
naggable=true
newConfig=YamlConfiguration[path='', root='YamlConfiguration']
configFile=plugins/ProtocolLib/config.yml
logger=com.destroystokyo.paper.utils.PaperPluginLogger@4516ee5c
]
Manager: com.comphenix.protocol.injector.PacketFilterManager@4f187459[
unhookTask=com.comphenix.protocol.injector.DelayedSingleTask@720a8227
packetListeners=[PacketAdapter[plugin=AntiCheatReloaded, sending=EMPTY_WHITELIST, receiving=ListeningWhitelist[priority=LOWEST, packets=[BLOCK_DIG[class=PacketPlayInBlockDig, id=26]], gamephase=PLAYING, options=[]]], PacketAdapter[plugin=AntiCheatReloaded, sending=ListeningWhitelist[priority=LOWEST, packets=[KEEP_ALIVE[class=PacketPlayInKeepAlive, id=15], KEEP_ALIVE[class=PacketPlayOutKeepAlive, id=33]], gamephase=PLAYING, options=[]], receiving=ListeningWhitelist[priority=LOWEST, packets=[KEEP_ALIVE[class=PacketPlayInKeepAlive, id=15], KEEP_ALIVE[class=PacketPlayOutKeepAlive, id=33]], gamephase=PLAYING, options=[]]], PacketAdapter[plugin=AntiCheatReloaded, sending=ListeningWhitelist[priority=LOWEST, packets=[POSITION[class=PacketPlayInPosition, id=17], POSITION_LOOK[class=PacketPlayInPositionLook, id=18], POSITION[class=PacketPlayOutPosition, id=56]], gamephase=PLAYING, options=[]], receiving=ListeningWhitelist[priority=LOWEST, packets=[POSITION[class=PacketPlayInPosition, id=17], POSITION_LOOK[class=PacketPlayInPositionLook, id=18], POSITION[class=PacketPlayOutPosition, id=56]], gamephase=PLAYING, options=[]]]]
packetInjector=com.comphenix.protocol.injector.netty.ProtocolInjector$5@25d59088
playerInjection=com.comphenix.protocol.injector.netty.ProtocolInjector$4@78b0974e
inputBufferedPackets=[]
recievedListeners=com.comphenix.protocol.injector.SortedPacketListenerList@aa6f20a
sendingListeners=com.comphenix.protocol.injector.SortedPacketListenerList@610f5bb
hasClosed=false
classLoader=PluginClassLoader{plugin=ProtocolLib v4.8.0, pluginEnabled=true, url=plugins/ProtocolLib.jar}
reporter=com.comphenix.protocol.ProtocolLib$1@733e8871
server=CraftServer{serverName=Paper,serverVersion=git-Paper-368,minecraftVersion=1.19.3}
library=ProtocolLib v4.8.0
asyncFilterManager=com.comphenix.protocol.async.AsyncFilterManager@4e3512be
knowsServerPackets=true
knowsClientPackets=true
phaseLoginCount=0
phasePlayingCount=5
packetCreation=false
nettyInjector=com.comphenix.protocol.injector.netty.ProtocolInjector@6210a880
pluginVerifier=com.comphenix.protocol.injector.PluginVerifier@61c509d7
hasRecycleDistance=true
minecraftVersion=(MC: 1.19.3)
debug=false
]

Listeners:
com.rammelkast.anticheatreloaded.util.PacketListener$3@38f50264[
plugin=AntiCheatReloaded v1.10.3
connectionSide=CLIENT_SIDE
receivingWhitelist=ListeningWhitelist[priority=LOWEST, packets=[BLOCK_DIG[class=PacketPlayInBlockDig, id=26]], gamephase=PLAYING, options=[]]
sendingWhitelist=EMPTY_WHITELIST
]
com.rammelkast.anticheatreloaded.util.PacketListener$2@7317d784[
plugin=AntiCheatReloaded v1.10.3
connectionSide=BOTH
receivingWhitelist=ListeningWhitelist[priority=LOWEST, packets=[KEEP_ALIVE[class=PacketPlayInKeepAlive, id=15], KEEP_ALIVE[class=PacketPlayOutKeepAlive, id=33]], gamephase=PLAYING, options=[]]
sendingWhitelist=ListeningWhitelist[priority=LOWEST, packets=[KEEP_ALIVE[class=PacketPlayInKeepAlive, id=15], KEEP_ALIVE[class=PacketPlayOutKeepAlive, id=33]], gamephase=PLAYING, options=[]]
]
com.rammelkast.anticheatreloaded.util.PacketListener$1@4bfa1bad[
plugin=AntiCheatReloaded v1.10.3
connectionSide=BOTH
receivingWhitelist=ListeningWhitelist[priority=LOWEST, packets=[POSITION[class=PacketPlayInPosition, id=17], POSITION_LOOK[class=PacketPlayInPositionLook, id=18], POSITION[class=PacketPlayOutPosition, id=56]], gamephase=PLAYING, options=[]]
sendingWhitelist=ListeningWhitelist[priority=LOWEST, packets=[POSITION[class=PacketPlayInPosition, id=17], POSITION_LOOK[class=PacketPlayInPositionLook, id=18], POSITION[class=PacketPlayOutPosition, id=56]], gamephase=PLAYING, options=[]]
]

Plugins Using ProtocolLib:
AntiCheatReloaded by [Rammelkast]

This is fixed in the latest dev builds. Find them here: https://ci.dmulloy2.net/job/ProtocolLib/