Stack

[Maxopoly]

[14:43:29 WARN]: java.lang.IllegalArgumentException: Cannot clone minecraft:dirt[snowy=false,variant=dirt]: No cloner is suitable.
[14:43:29 WARN]:      at com.comphenix.protocol.reflect.cloning.AggregateCloner.clone(AggregateCloner.java:261)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.NullableCloner.clone(NullableCloner.java:43)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.OptionalCloner.clone(OptionalCloner.java:33)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.AggregateCloner.clone(AggregateCloner.java:257)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.NullableCloner.clone(NullableCloner.java:43)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.FieldCloner.defaultTransform(FieldCloner.java:67)
[14:43:29 WARN]:        at com.comphenix.protocol.events.PacketContainer$2$1.access$200(PacketContainer.java:988)
[14:43:29 WARN]:        at com.comphenix.protocol.events.PacketContainer$2$1$1.transformField(PacketContainer.java:997)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.ObjectWriter.copyToInternal(ObjectWriter.java:115)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.ObjectWriter.copyTo(ObjectWriter.java:80)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.FieldCloner.clone(FieldCloner.java:91)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.AggregateCloner.clone(AggregateCloner.java:257)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.NullableCloner.clone(NullableCloner.java:43)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.CollectionCloner.getClone(CollectionCloner.java:130)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.CollectionCloner.clone(CollectionCloner.java:68)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.AggregateCloner.clone(AggregateCloner.java:257)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.NullableCloner.clone(NullableCloner.java:43)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.FieldCloner.defaultTransform(FieldCloner.java:67)
[14:43:29 WARN]:        at com.comphenix.protocol.events.PacketContainer$2$1.access$200(PacketContainer.java:988)
[14:43:29 WARN]:        at com.comphenix.protocol.events.PacketContainer$2$1$1.transformField(PacketContainer.java:997)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.ObjectWriter.copyToInternal(ObjectWriter.java:115)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.ObjectWriter.copyTo(ObjectWriter.java:80)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.FieldCloner.clone(FieldCloner.java:91)
[14:43:29 WARN]:        at com.comphenix.protocol.reflect.cloning.AggregateCloner.clone(AggregateCloner.java:257)
[14:43:29 WARN]:        at com.comphenix.protocol.events.PacketContainer.deepClone(PacketContainer.java:977)
[14:43:29 WARN]:        at com.civpvp.attrhider.AttrHider$3.onPacketSending(AttrHider.java:106)
[14:43:29 WARN]:        at com.comphenix.protocol.injector.SortedPacketListenerList.invokeSendingListener(SortedPacketListenerList.java:195)
[14:43:29 WARN]:        at com.comphenix.protocol.injector.SortedPacketListenerList.invokePacketSending(SortedPacketListenerList.java:149)
[14:43:29 WARN]:        at com.comphenix.protocol.injector.PacketFilterManager.handlePacket(PacketFilterManager.java:608)
[14:43:29 WARN]:        at com.comphenix.protocol.injector.PacketFilterManager.invokePacketSending(PacketFilterManager.java:584)
[14:43:29 WARN]:        at com.comphenix.protocol.injector.netty.ProtocolInjector.packetQueued(ProtocolInjector.java:309)
[14:43:29 WARN]:        at com.comphenix.protocol.injector.netty.ProtocolInjector.onPacketSending(ProtocolInjector.java:269)

[Maxopoly]

Is this a ProtocolLib issue?

[goeppes]

Does this happen often? Any idea on how to reproduce it?

[Maxopoly]

This happens ~ every 30 seconds, havent really looked at what causes it yet.