Error thown with Citizens

Observed Behavior

I didn't find abnormal behavior in game , but console throwed error. [19:01:46] [Server thread/ERROR]: "Silently" catching entity tracking error. net.minecraft.server.v1_8_R3.ReportedException: Adding entity to track at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:141) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.EntityTracker.track(EntityTracker.java:64) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.WorldManager.a(WorldManager.java:18) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.World.a(World.java:1298) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.WorldServer.a(WorldServer.java:1002) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.World.b(World.java:3041) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.Chunk.addEntities(Chunk.java:985) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:49) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:18) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:337) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:17) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:162) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:125) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getChunkAt(CraftWorld.java:150) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getBlockAt(CraftWorld.java:96) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getBlockAt(CraftWorld.java:624) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at org.bukkit.Location.getBlock(Location.java:87) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.citizensnpcs.nms.v1_8_R3.entity.MobEntityController.createEntity(MobEntityController.java:35) [Citizens-2.0.29-b2434.jar:?] at net.citizensnpcs.npc.AbstractEntityController.spawn(AbstractEntityController.java:41) [Citizens-2.0.29-b2434.jar:?] at net.citizensnpcs.npc.CitizensNPC.spawn(CitizensNPC.java:255) [Citizens-2.0.29-b2434.jar:?] at net.citizensnpcs.npc.CitizensNPC.load(CitizensNPC.java:160) [Citizens-2.0.29-b2434.jar:?] at net.citizensnpcs.api.npc.SimpleNPCDataStore.loadInto(SimpleNPCDataStore.java:59) [Citizens-2.0.29-b2434.jar:?] at net.citizensnpcs.Citizens$CitizensLoadTask.run(Citizens.java:510) [Citizens-2.0.29-b2434.jar:?] at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:59) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:349) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:793) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:398) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:723) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_311] Caused by: java.lang.IllegalStateException: Entity is already tracked! at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:106) ~[NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] ... 30 more

Expected Behavior

No error

Steps To Reproduce

Use plugin Citizens and Sentinel. Create a npc and restart the server, error will be shown on console.

Plugin List

[19:02:11] [Server thread/INFO]: Plugins (31): [0;32;1mWarpMagic[0;37;1m, [0;32;1mCorpseReborn[0;37;1m, [0;32;1mPermissionsDisable[0;37;1m, [0;32;1mBleed[0;37;1m, [0;32;1mClearLag[0;37;1m, [0;32;1mCrackShot[0;37;1m, [0;32;1mCrazyCore[0;37;1m, [0;32;1mChairs[0;37;1m, [0;32;1mCitizens[0;37;1m, [0;32;1mLANBroadcaster[0;37;1m, [0;32;1mSentinel[0;37;1m, [0;32;1mAntiCmds[0;37;1m, [0;32;1mResidence[0;37;1m, [0;32;1mBetterPing[0;37;1m, [0;32;1mUnBreakable[0;37;1m, [0;32;1mCS-CoreLib[0;37;1m, [0;32;1mMiaoLog4j2Fix[0;37;1m, [0;32;1mProtocolSupport[0;37;1m, [0;32;1mSimpleSit[0;37;1m, [0;32;1mCrazyLoginFilter[0;37;1m, [0;32;1mSlimefun[0;37;1m, [0;32;1mViaVersion[0;37;1m, [0;32;1mViaRewind[0;37;1m, [0;32;1mViaVersionStatus[0;37;1m, [0;32;1mProtocolLib[0;37;1m, [0;32;1mSkinsRestorer[0;37;1m, [0;32;1mBlessingSkinSync[0;37;1m, [0;32;1mBKCommonLib[0;37;1m, [0;32;1mClientStats[0;37;1m, [0;32;1mColorMOTD[0;37;1m, [0;32;1mTrain_Carts[m

Server Version

NachoSpigot version git-NachoSpigot-"f5de3b6" (MC: 1.8.8)

Other

latest.log

Agreements

[X] You were able to find this issue on the latest version of NachoSpigot.
[X] You have confirmed that there aren’t any issues open regarding this bug.
[X] You have confirmed that you are NOT using a fork of NachoSpigot in any way. YOUR changes are not OUR faults.

Caused by: java.lang.IllegalStateException: Entity is already tracked! at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:106) ~[NachoSpigot.jar:git-NachoSpigot-"f5de3b6"] ... 30 more

Seems to be more a Citizens issue, but i can do a 'fix'

No error on Burrito, but on Nacho.

Not fixed yet [14:00:35] [Server thread/ERROR]: "Silently" catching entity tracking error. net.minecraft.server.v1_8_R3.ReportedException: Adding entity to track at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:141) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.EntityTracker.track(EntityTracker.java:64) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.WorldManager.a(WorldManager.java:18) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.World.a(World.java:1298) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.WorldServer.a(WorldServer.java:1002) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.World.b(World.java:3041) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.Chunk.addEntities(Chunk.java:985) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:49) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:18) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:337) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:17) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:162) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:125) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getChunkAt(CraftWorld.java:150) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getBlockAt(CraftWorld.java:96) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getBlockAt(CraftWorld.java:624) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at org.bukkit.Location.getBlock(Location.java:87) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.citizensnpcs.nms.v1_8_R3.entity.MobEntityController.createEntity(MobEntityController.java:34) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.npc.AbstractEntityController.spawn(AbstractEntityController.java:41) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.npc.CitizensNPC.spawn(CitizensNPC.java:255) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.npc.CitizensNPC.load(CitizensNPC.java:160) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.api.npc.SimpleNPCDataStore.loadInto(SimpleNPCDataStore.java:59) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.Citizens$CitizensLoadTask.run(Citizens.java:510) [Citizens-2.0.29-b2462.jar:?] at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:59) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:349) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:793) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:398) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:723) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_311] Caused by: java.lang.IllegalStateException: Entity is already tracked! at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:106) ~[NachoSpigot.jar:git-NachoSpigot-"70cd4ae"] ... 30 more

still on latest version

I wonder when to fix it

[00:43:45] [Server thread/ERROR]: "Silently" catching entity tracking error. net.minecraft.server.v1_8_R3.ReportedException: Adding entity to track at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:141) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.EntityTracker.track(EntityTracker.java:64) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.WorldManager.a(WorldManager.java:18) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.World.a(World.java:1298) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.WorldServer.a(WorldServer.java:1002) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.World.b(World.java:3041) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.Chunk.addEntities(Chunk.java:985) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:49) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:18) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:337) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:17) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:162) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:125) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getChunkAt(CraftWorld.java:150) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getBlockAt(CraftWorld.java:96) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getBlockAt(CraftWorld.java:624) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at org.bukkit.Location.getBlock(Location.java:87) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.citizensnpcs.nms.v1_8_R3.entity.MobEntityController.createEntity(MobEntityController.java:34) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.npc.AbstractEntityController.spawn(AbstractEntityController.java:41) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.npc.CitizensNPC.spawn(CitizensNPC.java:255) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.npc.CitizensNPC.load(CitizensNPC.java:160) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.api.npc.SimpleNPCDataStore.loadInto(SimpleNPCDataStore.java:59) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.Citizens$CitizensLoadTask.run(Citizens.java:510) [Citizens-2.0.29-b2462.jar:?] at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:59) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:349) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:794) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:398) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:724) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:617) [NachoSpigot.jar:git-NachoSpigot-"3f69c24"] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_311] Caused by: java.lang.IllegalStateException: Entity is already tracked! at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:106) ~[NachoSpigot.jar:git-NachoSpigot-"3f69c24"] ... 30 more

I report this on Citizens issues now

[11:52:00] [Server thread/ERROR]: "Silently" catching entity tracking error. net.minecraft.server.v1_8_R3.ReportedException: Adding entity to track at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:141) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at net.minecraft.server.v1_8_R3.EntityTracker.track(EntityTracker.java:64) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at net.minecraft.server.v1_8_R3.WorldManager.a(WorldManager.java:18) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at net.minecraft.server.v1_8_R3.World.a(World.java:1298) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at net.minecraft.server.v1_8_R3.WorldServer.a(WorldServer.java:1002) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at net.minecraft.server.v1_8_R3.World.b(World.java:3041) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at net.minecraft.server.v1_8_R3.Chunk.addEntities(Chunk.java:985) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:49) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:18) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor$Task.finish(AsynchronousExecutor.java:188) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.finishActive(AsynchronousExecutor.java:347) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOExecutor.tick(ChunkIOExecutor.java:35) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:805) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:398) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:724) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:617) [NachoSpigot.jar:git-NachoSpigot-"9c02430"] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_311] Caused by: java.lang.IllegalStateException: Entity is already tracked! at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:106) ~[NachoSpigot.jar:git-NachoSpigot-"9c02430"] ... 16 more

[01:40:46 ERROR]: "Silently" catching entity tracking error. net.minecraft.server.v1_8_R3.ReportedException: Adding entity to track at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:141) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.EntityTracker.track(EntityTracker.java:64) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.WorldManager.a(WorldManager.java:18) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.World.a(World.java:1298) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.WorldServer.a(WorldServer.java:1002) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.World.b(World.java:3042) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.Chunk.addEntities(Chunk.java:987) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:49) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:18) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:337) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:17) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:162) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:125) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getChunkAt(CraftWorld.java:150) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getBlockAt(CraftWorld.java:96) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.getBlockAt(CraftWorld.java:624) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at org.bukkit.Location.getBlock(Location.java:87) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.citizensnpcs.nms.v1_8_R3.entity.MobEntityController.createEntity(MobEntityController.java:34) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.npc.AbstractEntityController.spawn(AbstractEntityController.java:41) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.npc.CitizensNPC.spawn(CitizensNPC.java:255) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.npc.CitizensNPC.load(CitizensNPC.java:160) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.api.npc.SimpleNPCDataStore.loadInto(SimpleNPCDataStore.java:59) [Citizens-2.0.29-b2462.jar:?] at net.citizensnpcs.Citizens$CitizensLoadTask.run(Citizens.java:510) [Citizens-2.0.29-b2462.jar:?] at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:59) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:349) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:795) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:398) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:724) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:617) [NachoSpigot.jar:git-NachoSpigot-"86fb06b"] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_311] Caused by: java.lang.IllegalStateException: Entity is already tracked! at net.minecraft.server.v1_8_R3.EntityTracker.addEntity(EntityTracker.java:106) ~[NachoSpigot.jar:git-NachoSpigot-"86fb06b"] ... 30 more

CobbleSword / NachoSpigot