java.lang.NullPointerException: Cannot invoke "io.lumine.mythic.api.adapters.AbstractEntity.getFaction()" because "this.target" is null
I hope with this exception that you have enough information.
It's a vanilla server with just 1 mob inside. No configuration changes. It seemed to happen after a player joined, on a schedule.
[16:13:07 ERROR]: [MythicMobs] [SCHEDULER] Exception thrown whilst executing task
[16:13:07 WARN]: java.lang.NullPointerException: Cannot invoke "io.lumine.mythic.api.adapters.AbstractEntity.getFaction()" because "this.target" is null
[16:13:07 WARN]: at MythicMobs-5.7.1.jar//io.lumine.mythic.core.mobs.ActiveMob$ThreatTable.targetHighestThreat(ActiveMob.java:1274)
[16:13:07 WARN]: at MythicMobs-5.7.1.jar//io.lumine.mythic.core.mobs.ActiveMob$ThreatTable.tickThreat(ActiveMob.java:1140)
[16:13:07 WARN]: at MythicMobs-5.7.1.jar//io.lumine.mythic.bukkit.clock.MythicClock.lambda$runThreatClock$2(MythicClock.java:213)
[16:13:07 WARN]: at java.base/java.util.concurrent.ConcurrentHashMap$ValuesView.forEach(ConcurrentHashMap.java:4783)
[16:13:07 WARN]: at MythicMobs-5.7.1.jar//io.lumine.mythic.bukkit.clock.MythicClock.runThreatClock(MythicClock.java:213)
[16:13:07 WARN]: at MythicMobs-5.7.1.jar//io.lumine.mythic.bukkit.utils.Delegates$RunnableToConsumer.accept(Delegates.java:93)
[16:13:07 WARN]: at MythicMobs-5.7.1.jar//io.lumine.mythic.bukkit.utils.Schedulers$LumineTask.run(Schedulers.java:184)
[16:13:07 WARN]: at org.bukkit.craftbukkit.scheduler.CraftTask.run(CraftTask.java:86)
[16:13:07 WARN]: at org.bukkit.craftbukkit.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:475)
[16:13:07 WARN]: at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1726)
[16:13:07 WARN]: at net.minecraft.server.dedicated.DedicatedServer.tickChildren(DedicatedServer.java:473)
[16:13:07 WARN]: at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1598)
[16:13:07 WARN]: at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1304)
[16:13:07 WARN]: at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:330)
[16:13:07 WARN]: at java.base/java.lang.Thread.run(Thread.java:1583)ver:
[16:15:46 INFO]: This server is running Paper version 1.21-130-master@b1b5d4c (2024-08-10T10:02:42Z) (Implementing API version 1.21-R0.1-SNAPSHOT)plugins:
pl
[16:16:27 INFO]: Server Plugins (6):
[16:16:27 INFO]: Bukkit Plugins:
[16:16:27 INFO]: - ItemsAdder, LoneLibs, ModelEngine, MythicMobs, ProtocolLib, ServerStats
ver ModelEngine
[16:16:32 INFO]: ModelEngine version R4.0.7
[16:16:32 INFO]: Author: Ticxo
ver MythicMobs
[16:16:38 INFO]: MythicMobs version 5.7.1-${CI_COMMIT_SHORT_SHA}
[16:16:38 INFO]: The total solution for all things mob-related.
[16:16:38 INFO]: Author: Lumine