помоги
[09:42:08 WARN]: java.lang.NoSuchMethodException: java.util.Collections$SingletonList.<init>()
[09:42:08 WARN]: at java.lang.Class.getConstructor0(Unknown Source)
[09:42:08 WARN]: at java.lang.Class.getConstructor(Unknown Source)
[09:42:08 WARN]: at com.comphenix.protocol.wrappers.BukkitConverters.getGenericList(BukkitConverters.java:277)
[09:42:08 WARN]: at com.comphenix.protocol.wrappers.BukkitConverters.access$100(BukkitConverters.java:88)
[09:42:08 WARN]: at com.comphenix.protocol.wrappers.BukkitConverters$3.getGeneric(BukkitConverters.java:367)
[09:42:08 WARN]: at com.comphenix.protocol.wrappers.BukkitConverters$3.getGeneric(BukkitConverters.java:359)
[09:42:08 WARN]: at com.comphenix.protocol.wrappers.Converters$1.getGeneric(Converters.java:48)
[09:42:08 WARN]: at com.comphenix.protocol.reflect.StructureModifier.writeInternal(StructureModifier.java:372)
[09:42:08 WARN]: at com.comphenix.protocol.reflect.StructureModifier.write(StructureModifier.java:345)
[09:42:08 WARN]: at Maks1mov.npc.packets.player.WrapperPlayServerPlayerInfo.setData(WrapperPlayServerPlayerInfo.java:38)
[09:42:08 WARN]: at Maks1mov.npc.type.DPacketEntityPlayer.spawn(DPacketEntityPlayer.java:84)
[09:42:08 WARN]: at Maks1mov.npc.tracker.FakeTrackerListener.lambda$1(FakeTrackerListener.java:129)
[09:42:08 WARN]: at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(CraftTask.java:64)
[09:42:08 WARN]: at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:52)
[09:42:08 WARN]: at com.destroystokyo.paper.ServerSchedulerReportingWrapper.run(ServerSchedulerReportingWrapper.java:22)
[09:42:08 WARN]: at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
[09:42:08 WARN]: at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
[09:42:08 WARN]: at java.lang.Thread.run(Unknown Source)
[09:42:08 WARN]: java.lang.NoSuchMethodException: java.util.Collections$SingletonList.<init>()
[09:42:08 WARN]: at java.lang.Class.getConstructor0(Unknown Source)
[09:42:08 WARN]: at java.lang.Class.getConstructor(Unknown Source)
[09:42:08 WARN]: at com.comphenix.protocol.wrappers.BukkitConverters.getGenericList(BukkitConverters.java:277)
[09:42:08 WARN]: at com.comphenix.protocol.wrappers.BukkitConverters.access$100(BukkitConverters.java:88)
[09:42:08 WARN]: at com.comphenix.protocol.wrappers.BukkitConverters$3.getGeneric(BukkitConverters.java:367)
[09:42:08 WARN]: at com.comphenix.protocol.wrappers.BukkitConverters$3.getGeneric(BukkitConverters.java:359)
[09:42:08 WARN]: at com.comphenix.protocol.wrappers.Converters$1.getGeneric(Converters.java:48)
[09:42:08 WARN]: at com.comphenix.protocol.reflect.StructureModifier.writeInternal(StructureModifier.java:372)
[09:42:08 WARN]: at com.comphenix.protocol.reflect.StructureModifier.write(StructureModifier.java:345)
[09:42:08 WARN]: at Maks1mov.npc.packets.player.WrapperPlayServerPlayerInfo.setData(WrapperPlayServerPlayerInfo.java:38)
[09:42:08 WARN]: at Maks1mov.npc.type.DPacketEntityPlayer.spawn(DPacketEntityPlayer.java:84)
[09:42:08 WARN]: at Maks1mov.npc.tracker.FakeTrackerListener.lambda$1(FakeTrackerListener.java:129)
[09:42:08 WARN]: at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(CraftTask.java:64)
[09:42:08 WARN]: at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:52)
[09:42:08 WARN]: at com.destroystokyo.paper.ServerSchedulerReportingWrapper.run(ServerSchedulerReportingWrapper.java:22)
[09:42:08 WARN]: at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
[09:42:08 WARN]: at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
[09:42:08 WARN]: at java.lang.Thread.run(Unknown Source)