Error in ZNpcsPlus

gistfile1.txt

[07:57:00 ERROR]: Could not pass event PlayerQuitEvent to ZNPCsPlus v1.0.8
java.lang.IllegalArgumentException: java.lang.ClassCastException@2abbaa45
        at jdk.internal.reflect.GeneratedMethodAccessor37.invoke(Unknown Source) ~[?:?]
        at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
        at java.lang.reflect.Method.invoke(Method.java:568) ~[?:?]
        at io.github.znetworkw.znpcservers.utility.Utils.sendPackets(Utils.java:81) ~[ZNPCsPlus-1.0.8.jar:?]
        at io.github.znetworkw.znpcservers.hologram.Hologram.lambda$delete$1(Hologram.java:70) ~[ZNPCsPlus-1.0.8.jar:?]
        at java.util.ArrayList.forEach(ArrayList.java:1511) ~[?:?]
        at io.github.znetworkw.znpcservers.hologram.Hologram.delete(Hologram.java:68) ~[ZNPCsPlus-1.0.8.jar:?]
        at io.github.znetworkw.znpcservers.npc.NPC.handleDelete(NPC.java:240) ~[ZNPCsPlus-1.0.8.jar:?]
        at io.github.znetworkw.znpcservers.npc.NPC.delete(NPC.java:234) ~[ZNPCsPlus-1.0.8.jar:?]
        at io.github.znetworkw.znpcservers.user.ZUser.lambda$unregister$1(ZUser.java:57) ~[ZNPCsPlus-1.0.8.jar:?]
        at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) ~[?:?]
        at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179) ~[?:?]
        at java.util.concurrent.ConcurrentHashMap$ValueSpliterator.forEachRemaining(ConcurrentHashMap.java:3612) ~[?:?]
        at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509) ~[?:?]
        at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499) ~[?:?]
        at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) ~[?:?]
        at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) ~[?:?]
        at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:?]
        at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596) ~[?:?]
        at io.github.znetworkw.znpcservers.user.ZUser.unregister(ZUser.java:57) ~[ZNPCsPlus-1.0.8.jar:?]
        at io.github.znetworkw.znpcservers.listeners.PlayerListener.onQuit(PlayerListener.java:27) ~[ZNPCsPlus-1.0.8.jar:?]
        at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor257.execute(Unknown Source) ~[?:?]
        at org.bukkit.plugin.EventExecutor$2.execute(EventExecutor.java:77) ~[paper-api-1.20.1-R0.1-SNAPSHOT.jar:?]
        at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:81) ~[paper-api-1.20.1-R0.1-SNAPSHOT.jar:git-Paper-196]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[paper-api-1.20.1-R0.1-SNAPSHOT.jar:?]
        at io.papermc.paper.plugin.manager.PaperEventManager.callEvent(PaperEventManager.java:54) ~[paper-1.20.1.jar:git-Paper-196]
        at io.papermc.paper.plugin.manager.PaperPluginManagerImpl.callEvent(PaperPluginManagerImpl.java:126) ~[paper-1.20.1.jar:git-Paper-196]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:615) ~[paper-api-1.20.1-R0.1-SNAPSHOT.jar:?]
        at net.minecraft.server.players.PlayerList.remove(PlayerList.java:607) ~[paper-1.20.1.jar:git-Paper-196]
        at net.minecraft.server.players.PlayerList.remove(PlayerList.java:592) ~[paper-1.20.1.jar:git-Paper-196]
        at net.minecraft.server.network.ServerGamePacketListenerImpl.onDisconnect(ServerGamePacketListenerImpl.java:2178) ~[?:?]
        at net.minecraft.server.network.ServerGamePacketListenerImpl.onDisconnect(ServerGamePacketListenerImpl.java:2157) ~[?:?]
        at net.minecraft.network.Connection.handleDisconnection(Connection.java:818) ~[?:?]
        at net.minecraft.server.network.ServerConnectionListener.tick(ServerConnectionListener.java:254) ~[?:?]
        at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1586) ~[paper-1.20.1.jar:git-Paper-196]
        at net.minecraft.server.dedicated.DedicatedServer.tickChildren(DedicatedServer.java:446) ~[paper-1.20.1.jar:git-Paper-196]
        at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1393) ~[paper-1.20.1.jar:git-Paper-196]
        at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1170) ~[paper-1.20.1.jar:git-Paper-196]
        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:317) ~[paper-1.20.1.jar:git-Paper-196]
        at java.lang.Thread.run(Thread.java:833) ~[?:?]