[11:19:17 WARN]: [MythicMobs] An error had occurred while modifying the packet ClientboundSetEntityDataPacket
[11:19:17 WARN]: java.lang.UnsupportedOperationException
[11:19:17 WARN]:        at java.base/java.util.ImmutableCollections.uoe(ImmutableCollections.java:142)
[11:19:17 WARN]:        at java.base/java.util.ImmutableCollections$AbstractImmutableList.set(ImmutableCollections.java:262)
[11:19:17 WARN]:        at MythicMobs-5.7.2 (3).jar//io.lumine.mythic.core.volatilecode.v1_21_R1.packets.VolatileChannelHandler.handleEntityDataPacket(VolatileChannelHandler.java:144)
[11:19:17 WARN]:        at MythicMobs-5.7.2 (3).jar//io.lumine.mythic.core.volatilecode.v1_21_R1.packets.PacketInterceptor$Modifier.modify(PacketInterceptor.java:49)
[11:19:17 WARN]:        at MythicMobs-5.7.2 (3).jar//io.lumine.mythic.core.volatilecode.v1_21_R1.packets.PacketInterceptor.accept(PacketInterceptor.java:34)
[11:19:17 WARN]:        at MythicMobs-5.7.2 (3).jar//io.lumine.mythic.core.volatilecode.v1_21_R1.packets.VolatileChannelHandler.write(VolatileChannelHandler.java:73)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:879)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite(AbstractChannelHandlerContext.java:863)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:968)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:856)
[11:19:17 WARN]:        at io.netty.channel.ChannelDuplexHandler.write(ChannelDuplexHandler.java:115)
[11:19:17 WARN]:        at TAB v5.0.4.jar//me.neznamy.tab.shared.features.injection.NettyPipelineInjector$TabChannelDuplexHandler.write(NettyPipelineInjector.java:78)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:879)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite(AbstractChannelHandlerContext.java:863)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:968)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:856)
[11:19:17 WARN]:        at io.netty.channel.ChannelDuplexHandler.write(ChannelDuplexHandler.java:115)
[11:19:17 WARN]:        at AxAFKZone-1.4.2 (1).jar//com.artillexstudios.axafkzone.libs.axapi.nms.v1_21_R1.packet.PacketListener.write(PacketListener.java:186)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:879)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite(AbstractChannelHandlerContext.java:863)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:968)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:856)
[11:19:17 WARN]:        at io.netty.channel.ChannelDuplexHandler.write(ChannelDuplexHandler.java:115)
[11:19:17 WARN]:        at TradeSystem_v2.6.3.jar//de.codingair.tradesystem.lib.codingapi.player.data.PacketReader$1.write(PacketReader.java:85)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:879)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite(AbstractChannelHandlerContext.java:863)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:968)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:856)
[11:19:17 WARN]:        at io.netty.channel.ChannelDuplexHandler.write(ChannelDuplexHandler.java:115)
[11:19:17 WARN]:        at TradeSystem_v2.6.3.jar//de.codingair.tradesystem.lib.codingapi.player.data.PacketReader$1.write(PacketReader.java:85)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:879)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite(AbstractChannelHandlerContext.java:863)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:968)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:856)
[11:19:17 WARN]:        at io.netty.channel.ChannelDuplexHandler.write(ChannelDuplexHandler.java:115)
[11:19:17 WARN]:        at AxInventoryRestore-3.5.0.jar//com.artillexstudios.axinventoryrestore.libs.axapi.nms.v1_21_R1.packet.PacketListener.write(PacketListener.java:186)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:879)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite(AbstractChannelHandlerContext.java:863)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:968)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:856)
[11:19:17 WARN]:        at io.netty.channel.ChannelDuplexHandler.write(ChannelDuplexHandler.java:115)
[11:19:17 WARN]:        at PetNameFix-1.0.3.jar//io.github.tanguygab.petnamefix.PipelineInjector$BukkitChannelDuplexHandler.write(PipelineInjector.java:89)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:879)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.invokeWriteAndFlush(AbstractChannelHandlerContext.java:940)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:966)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannelHandlerContext.writeAndFlush(AbstractChannelHandlerContext.java:934)
[11:19:17 WARN]:        at io.netty.channel.DefaultChannelPipeline.writeAndFlush(DefaultChannelPipeline.java:1020)
[11:19:17 WARN]:        at io.netty.channel.AbstractChannel.writeAndFlush(AbstractChannel.java:311)
[11:19:17 WARN]:        at ProtocolLib (8).jar//com.comphenix.protocol.injector.netty.channel.NettyChannelProxy.writeAndFlush(NettyChannelProxy.java:227)
[11:19:17 WARN]:        at ProtocolLib (8).jar//com.comphenix.protocol.injector.netty.channel.NettyChannelProxy.writeAndFlush(NettyChannelProxy.java:233)
[11:19:17 WARN]:        at net.minecraft.network.Connection.doSendPacket(Connection.java:544)
[11:19:17 WARN]:        at net.minecraft.network.Connection.lambda$sendPacket$13(Connection.java:516)
[11:19:17 WARN]:        at ProtocolLib (8).jar//com.comphenix.protocol.injector.netty.channel.NettyEventLoopProxy.lambda$proxyRunnable$2(NettyEventLoopProxy.java:49)
[11:19:17 WARN]:        at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
[11:19:17 WARN]:        at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
[11:19:17 WARN]:        at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
[11:19:17 WARN]:        at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
[11:19:17 WARN]:        at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
[11:19:17 WARN]:        at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
[11:19:17 WARN]:        at java.base/java.lang.Thread.run(Thread.java:1583)