what bug is this?

[ffddf111]

[11:27:11 ERROR]: [Skacket] Unhandled exception occurred in onPacketSending(PacketEvent) for Skacket
java.lang.IllegalArgumentException: Unrecognized type class net.minecraft.network.syncher.DataWatcher$b
at com.comphenix.protocol.wrappers.BukkitConverters$8.getSpecific(BukkitConverters.java:639) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.wrappers.BukkitConverters$8.getSpecific(BukkitConverters.java:626) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.wrappers.Converters$1.getSpecific(Converters.java:43) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.wrappers.BukkitConverters.getSpecificList(BukkitConverters.java:321) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.wrappers.BukkitConverters.access$000(BukkitConverters.java:91) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.wrappers.BukkitConverters$3.getSpecific(BukkitConverters.java:365) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.wrappers.BukkitConverters$3.getSpecific(BukkitConverters.java:362) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.wrappers.Converters$1.getSpecific(Converters.java:43) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.reflect.StructureModifier.readInternal(StructureModifier.java:274) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.reflect.StructureModifier.read(StructureModifier.java:224) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.sitrica.glowing.packets.WrapperPlayServerEntityMetadata.getMetadata(WrapperPlayServerEntityMetadata.java:91) ~[Skacket-1.0.13.jar:?]
at com.sitrica.glowing.GlowingAPI$2.onPacketSending(GlowingAPI.java:80) ~[Skacket-1.0.13.jar:?]
at com.comphenix.protocol.injector.SortedPacketListenerList.invokeSendingListener(SortedPacketListenerList.java:195) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.injector.SortedPacketListenerList.invokePacketSending(SortedPacketListenerList.java:149) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.injector.PacketFilterManager.postPacketToListeners(PacketFilterManager.java:547) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.injector.PacketFilterManager.invokePacketSending(PacketFilterManager.java:521) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.injector.netty.manager.NetworkManagerInjector.onPacketSending(NetworkManagerInjector.java:99) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.injector.netty.channel.NettyChannelInjector.processOutbound(NettyChannelInjector.java:571) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.injector.netty.channel.NettyChannelInjector$2.doProxyRunnable(NettyChannelInjector.java:472) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.injector.netty.channel.NettyEventLoopProxy.proxyRunnable(NettyEventLoopProxy.java:43) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at com.comphenix.protocol.injector.netty.channel.NettyEventLoopProxy.execute(NettyEventLoopProxy.java:252) ~[ProtocolLib-5.0.0-SNAPSHOT.jar:?]
at net.minecraft.network.Connection.sendPacket(Connection.java:432) ~[?:?]
at net.minecraft.network.Connection.send(Connection.java:379) ~[?:?]
at net.minecraft.server.network.ServerGamePacketListenerImpl.send(ServerGamePacketListenerImpl.java:2248) ~[?:?]
at net.minecraft.server.network.ServerGamePacketListenerImpl.send(ServerGamePacketListenerImpl.java:2234) ~[?:?]
at net.minecraft.server.level.ServerEntity.sendPairingData(ServerEntity.java:281) ~[?:?]
at net.minecraft.server.level.ServerEntity.addPairing(ServerEntity.java:264) ~[?:?]
at net.minecraft.server.level.ChunkMap$TrackedEntity.updatePlayer(ChunkMap.java:1614) ~[?:?]
at net.citizensnpcs.nms.v1_19_R2.util.CitizensEntityTracker.b(CitizensEntityTracker.java:84) ~[Citizens-2.0.30-b2960.jar:?]
at net.minecraft.server.level.ChunkMap.addEntity(ChunkMap.java:1218) ~[purpur-1.19.3.jar:git-Purpur-1916]
at net.minecraft.server.players.PlayerList.placeNewPlayer(PlayerList.java:357) ~[purpur-1.19.3.jar:git-Purpur-1916]
at net.minecraft.server.network.ServerLoginPacketListenerImpl.placeNewPlayer(ServerLoginPacketListenerImpl.java:202) ~[?:?]
at net.minecraft.server.network.ServerLoginPacketListenerImpl.handleAcceptedLogin(ServerLoginPacketListenerImpl.java:183) ~[?:?]
at net.minecraft.server.network.ServerLoginPacketListenerImpl.tick(ServerLoginPacketListenerImpl.java:85) ~[?:?]
at net.minecraft.network.Connection.tick(Connection.java:594) ~[?:?]
at net.minecraft.server.network.ServerConnectionListener.tick(ServerConnectionListener.java:233) ~[?:?]
at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1594) ~[purpur-1.19.3.jar:git-Purpur-1916]
at net.minecraft.server.dedicated.DedicatedServer.tickChildren(DedicatedServer.java:488) ~[purpur-1.19.3.jar:git-Purpur-1916]
at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1424) ~[purpur-1.19.3.jar:git-Purpur-1916]
at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1194) ~[purpur-1.19.3.jar:git-Purpur-1916]
at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:321) ~[purpur-1.19.3.jar:git-Purpur-1916]
at java.lang.Thread.run(Thread.java:1589) ~[?:?]
[11:27:11 ERROR]: Parameters:
net.minecraft.network.protocol.game.PacketPlayOutEntityMetadata@28bf0739[
b=586
c=[b[id=2, serializer=net.minecraft.network.syncher.DataWatcherSerializer$1@d6a6195, value=Optional[literal{auction}[style={}]]], b[id=9, serializer=net.minecraft.network.syncher.DataWatcherSerializer$1@50fc0eca, value=20.0], b[id=3
serializer=net.minecraft.network.syncher.DataWatcherSerializer$1@5286e731, value=true], b[id=17, serializer=net.minecraft.network.syncher.DataWatcherSerializer$1@69ed789f, value=-1]]
]

[derigin]

Been getting the same error, just some of the values are different.

[PolsatGraniePL]

same...

[GDudeUnderscore]

duplicate of #99

[TheLimeGlass]

Fixed in 1.1.0