Error

[MythicMobs] [SCHEDULER] Exception thrown whilst executing task
[23:29:57 WARN]:        at org.bukkit.craftbukkit.v1_17_R1.entity.CraftPlayer.remove(CraftPlayer.java:2459)
[23:29:57 WARN]:        at MythicMobs.jar//io.lumine.xikage.mythicmobs.adapters.bukkit.BukkitEntity.lambda$remove$0(BukkitEntity.java:159)
[23:29:57 WARN]:        at MythicMobs.jar//io.lumine.xikage.mythicmobs.utils.Delegates$RunnableToSupplier.get(Delegates.java:121)
[23:29:57 WARN]:        at MythicMobs.jar//io.lumine.xikage.mythicmobs.utils.promise.LuminePromise$SupplyRunnable.run(LuminePromise.java:654)
[23:29:57 WARN]:        at MythicMobs.jar//io.lumine.xikage.mythicmobs.utils.tasks.LumineExecutors$SchedulerWrappedRunnable.run(LumineExecutors.java:70)
[23:29:57 WARN]:        at org.bukkit.craftbukkit.v1_17_R1.scheduler.CraftTask.run(CraftTask.java:101)
[23:29:57 WARN]:        at org.bukkit.craftbukkit.v1_17_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:483)
[23:29:57 WARN]:        at net.minecraft.server.MinecraftServer.b(MinecraftServer.java:1567)
[23:29:57 WARN]:        at net.minecraft.server.dedicated.DedicatedServer.b(DedicatedServer.java:490)
[23:29:57 WARN]:        at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:1483)
[23:29:57 WARN]:        at net.minecraft.server.MinecraftServer.x(MinecraftServer.java:1282)
[23:29:57 WARN]:        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319)
[23:29:57 WARN]:        at java.base/java.lang.Thread.run(Thread.java:833)