---- Minecraft Crash Report ----
// On the bright side, I bought you a teddy bear!

Time: 11/17/19 10:30 PM
Description: Exception while updating neighbours

java.util.ConcurrentModificationException
	at java.util.HashMap$HashIterator.nextNode(HashMap.java:1445)
	at java.util.HashMap$KeyIterator.next(HashMap.java:1469)
	at net.minecraft.server.v1_14_R1.WorldServer.notify(WorldServer.java:1142)
	at net.minecraft.server.v1_14_R1.World.notifyAndUpdatePhysics(World.java:317)
	at net.minecraft.server.v1_14_R1.World.setTypeAndData(World.java:297)
	at net.minecraft.server.v1_14_R1.BlockTrapdoor.doPhysics(BlockTrapdoor.java:110)
	at net.minecraft.server.v1_14_R1.IBlockData.doPhysics(SourceFile:245)
	at net.minecraft.server.v1_14_R1.World.a(World.java:453)
	at net.minecraft.server.v1_14_R1.World.applyPhysics(World.java:403)
	at net.minecraft.server.v1_14_R1.World.update(World.java:394)
	at net.minecraft.server.v1_14_R1.World.notifyAndUpdatePhysics(World.java:321)
	at net.minecraft.server.v1_14_R1.World.setTypeAndData(World.java:297)
	at net.minecraft.server.v1_14_R1.BlockDaylightDetector.d(BlockDaylightDetector.java:47)
	at net.minecraft.server.v1_14_R1.TileEntityLightDetector.tick(SourceFile:19)
	at net.minecraft.server.v1_14_R1.World.tickBlockEntities(World.java:634)
	at net.minecraft.server.v1_14_R1.WorldServer.doTick(WorldServer.java:355)
	at net.minecraft.server.v1_14_R1.MinecraftServer.b(MinecraftServer.java:1009)
	at net.minecraft.server.v1_14_R1.DedicatedServer.b(DedicatedServer.java:380)
	at net.minecraft.server.v1_14_R1.MinecraftServer.a(MinecraftServer.java:926)
	at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:780)
	at java.lang.Thread.run(Thread.java:748)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Thread: Server thread
Stacktrace:
	at java.util.HashMap$HashIterator.nextNode(HashMap.java:1445)
	at java.util.HashMap$KeyIterator.next(HashMap.java:1469)
	at net.minecraft.server.v1_14_R1.WorldServer.notify(WorldServer.java:1142)
	at net.minecraft.server.v1_14_R1.World.notifyAndUpdatePhysics(World.java:317)
	at net.minecraft.server.v1_14_R1.World.setTypeAndData(World.java:297)
	at net.minecraft.server.v1_14_R1.BlockTrapdoor.doPhysics(BlockTrapdoor.java:110)
	at net.minecraft.server.v1_14_R1.IBlockData.doPhysics(SourceFile:245)

-- Block being updated --
Details:
	Source block type: ID #minecraft:daylight_detector (block.minecraft.daylight_detector // net.minecraft.server.v1_14_R1.BlockDaylightDetector)
	Block: Block{minecraft:oak_trapdoor}[facing=east,half=bottom,open=false,powered=false,waterlogged=false]
	Block location: World: (622,70,392), Chunk: (at 14,4,8 in 38,24; contains blocks 608,0,384 to 623,255,399), Region: (1,0; contains chunks 32,0 to 63,31, blocks 512,0,0 to 1023,255,511)
Stacktrace:
	at net.minecraft.server.v1_14_R1.World.a(World.java:453)
	at net.minecraft.server.v1_14_R1.World.applyPhysics(World.java:403)
	at net.minecraft.server.v1_14_R1.World.update(World.java:394)
	at net.minecraft.server.v1_14_R1.World.notifyAndUpdatePhysics(World.java:321)
	at net.minecraft.server.v1_14_R1.World.setTypeAndData(World.java:297)
	at net.minecraft.server.v1_14_R1.BlockDaylightDetector.d(BlockDaylightDetector.java:47)
	at net.minecraft.server.v1_14_R1.TileEntityLightDetector.tick(SourceFile:19)

-- Block entity being ticked --
Details:
	Name: minecraft:daylight_detector // net.minecraft.server.v1_14_R1.TileEntityLightDetector
	Block: Block{minecraft:daylight_detector}[inverted=true,power=11]
	Block location: World: (621,70,392), Chunk: (at 13,4,8 in 38,24; contains blocks 608,0,384 to 623,255,399), Region: (1,0; contains chunks 32,0 to 63,31, blocks 512,0,0 to 1023,255,511)
	Block: Block{minecraft:daylight_detector}[inverted=true,power=11]
	Block location: World: (621,70,392), Chunk: (at 13,4,8 in 38,24; contains blocks 608,0,384 to 623,255,399), Region: (1,0; contains chunks 32,0 to 63,31, blocks 512,0,0 to 1023,255,511)
Stacktrace:
	at net.minecraft.server.v1_14_R1.World.tickBlockEntities(World.java:634)
	at net.minecraft.server.v1_14_R1.WorldServer.doTick(WorldServer.java:355)

-- Affected level --
Details:
	All players: 1 total; [EntityPlayer['Hoshcof'/2407, l='world', x=537.44, y=101.71, z=403.50](Hoshcof at 537.4447136597358,101.7125,403.5)]
	Chunk stats: ServerChunkCache: 3199
	Level dimension: minecraft:overworld
	Level name: world
	Level seed: 1669724696665618306
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: {}
	Level spawn location: World: (160,63,-192), Chunk: (at 0,3,0 in 10,-12; contains blocks 160,0,-192 to 175,255,-177), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Level time: 158435160 game time, 139531369 day time
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 7273 (now: false), thunder time: 8677 (now: true)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.v1_14_R1.MinecraftServer.b(MinecraftServer.java:1009)
	at net.minecraft.server.v1_14_R1.DedicatedServer.b(DedicatedServer.java:380)
	at net.minecraft.server.v1_14_R1.MinecraftServer.a(MinecraftServer.java:926)
	at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:780)
	at java.lang.Thread.run(Thread.java:748)

-- System Details --
Details:
	Minecraft Version: 1.14.4
	Minecraft Version ID: 1.14.4
	Operating System: Linux (amd64) version 3.10.0-1062.1.1.el7.x86_64
	Java Version: 1.8.0_222, Oracle Corporation
	Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 2680067792 bytes (2555 MB) / 4253548544 bytes (4056 MB) up to 4253548544 bytes (4056 MB)
	CPUs: 32
	JVM Flags: 3 total; -Xmx4096M -Xms4096M -XX:MaxPermSize=256m
	CraftBukkit Information: 
   Running: CraftBukkit version git-Bukkit-6ed8a18 (MC: 1.14.4) (Implementing API version 1.14.4-R0.1-SNAPSHOT) true
   Plugins: { OnDeathCoord v1.3.3* be.bendem.OnDeathCoord.OnDeathCoord [bendem], StackableItems v1.0.9 haveric.stackableItems.StackableItems [haveric],}
   Warnings: DEFAULT
   Reload Count: 0
   Threads: { RUNNABLE Netty Epoll Server IO #0: [io.netty.channel.epoll.Native.epollWait0(Native Method), io.netty.channel.epoll.Native.epollWait(Native.java:114), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256), io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884), java.lang.Thread.run(Thread.java:748)], RUNNABLE Netty Epoll Server IO #2: [io.netty.channel.epoll.Native.epollWait0(Native Method), io.netty.channel.epoll.Native.epollWait(Native.java:114), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256), io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884), java.lang.Thread.run(Thread.java:748)], WAITING Server-Worker-797: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824), java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693), java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)], WAITING Snooper Timer: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Object.java:502), java.util.TimerThread.mainLoop(Timer.java:526), java.util.TimerThread.run(Timer.java:505)], WAITING Server-Worker-800: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824), java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693), java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)], RUNNABLE Netty Epoll Server IO #5: [io.netty.channel.epoll.Native.epollWait0(Native Method), io.netty.channel.epoll.Native.epollWait(Native.java:114), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256), io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884), java.lang.Thread.run(Thread.java:748)], WAITING Thread-3: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.locks.LockSupport.park(LockSupport.java:175), java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039), java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442), com.mojang.util.QueueLogAppender.getNextLogEvent(QueueLogAppender.java:77), org.bukkit.craftbukkit.v1_14_R1.util.TerminalConsoleWriterThread.run(TerminalConsoleWriterThread.java:30)], RUNNABLE DestroyJavaVM: [], WAITING Server-Worker-787: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824), java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693), java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)], RUNNABLE Server console handler: [java.io.FileInputStream.readBytes(Native Method), java.io.FileInputStream.read(FileInputStream.java:255), java.io.BufferedInputStream.fill(BufferedInputStream.java:246), java.io.BufferedInputStream.read(BufferedInputStream.java:265), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.read(NonBlockingInputStream.java:248), org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:261), org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:198), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readCharacter(ConsoleReader.java:2145), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLineSimple(ConsoleReader.java:3183), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:2333), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:2269), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:2257), net.minecraft.server.v1_14_R1.DedicatedServer$2.run(DedicatedServer.java:96)], WAITING Server-Worker-798: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824), java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693), java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)], WAITING Reference Handler: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Object.java:502), java.lang.ref.Reference.tryHandlePending(Reference.java:191), java.lang.ref.Reference$ReferenceHandler.run(Reference.java:153)], WAITING Server-Worker-799: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824), java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693), java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)], WAITING Server-Worker-796: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824), java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693), java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)], RUNNABLE Netty Epoll Server IO #8: [io.netty.channel.epoll.Native.epollWait0(Native Method), io.netty.channel.epoll.Native.epollWait(Native.java:114), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256), io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884), java.lang.Thread.run(Thread.java:748)], RUNNABLE Netty Epoll Server IO #4: [io.netty.channel.epoll.Native.epollWait0(Native Method), io.netty.channel.epoll.Native.epollWait(Native.java:114), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256), io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884), java.lang.Thread.run(Thread.java:748)], RUNNABLE Netty Epoll Server IO #9: [io.netty.channel.epoll.Native.epollWait0(Native Method), io.netty.channel.epoll.Native.epollWait(Native.java:114), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256), io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884), java.lang.Thread.run(Thread.java:748)], RUNNABLE Netty Epoll Server IO #3: [io.netty.channel.epoll.Native.epollWait0(Native Method), io.netty.channel.epoll.Native.epollWait(Native.java:114), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256), io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884), java.lang.Thread.run(Thread.java:748)], RUNNABLE Signal Dispatcher: [], TIMED_WAITING Server-Worker-801: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824), java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693), java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)], RUNNABLE Netty Epoll Server IO #7: [io.netty.channel.epoll.Native.epollWait0(Native Method), io.netty.channel.epoll.Native.epollWait(Native.java:114), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256), io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884), java.lang.Thread.run(Thread.java:748)], WAITING Finalizer: [java.lang.Object.wait(Native Method), java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:144), java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:165), java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:216)], RUNNABLE Netty Epoll Server IO #6: [io.netty.channel.epoll.Native.epollWait0(Native Method), io.netty.channel.epoll.Native.epollWait(Native.java:114), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256), io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884), java.lang.Thread.run(Thread.java:748)], TIMED_WAITING ObjectCleanerThread: [java.lang.Object.wait(Native Method), java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:144), io.netty.util.internal.ObjectCleaner$1.run(ObjectCleaner.java:54), io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30), java.lang.Thread.run(Thread.java:748)], TIMED_WAITING Server Infinisleeper: [java.lang.Thread.sleep(Native Method), net.minecraft.server.v1_14_R1.DedicatedServer$1.run(DedicatedServer.java:68)], RUNNABLE Netty Epoll Server IO #1: [io.netty.channel.epoll.Native.epollWait0(Native Method), io.netty.channel.epoll.Native.epollWait(Native.java:114), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256), io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884), java.lang.Thread.run(Thread.java:748)], RUNNABLE Server thread: [java.lang.Thread.dumpThreads(Native Method), java.lang.Thread.getAllStackTraces(Thread.java:1610), org.bukkit.craftbukkit.v1_14_R1.CraftCrashReport.call(CraftCrashReport.java:33), net.minecraft.server.v1_14_R1.CrashReportSystemDetails.a(SourceFile:79), net.minecraft.server.v1_14_R1.CrashReport.h(CrashReport.java:71), net.minecraft.server.v1_14_R1.CrashReport.<init>(CrashReport.java:35), net.minecraft.server.v1_14_R1.CrashReport.a(CrashReport.java:269), net.minecraft.server.v1_14_R1.World.a(World.java:455), net.minecraft.server.v1_14_R1.World.applyPhysics(World.java:403), net.minecraft.server.v1_14_R1.World.update(World.java:394), net.minecraft.server.v1_14_R1.World.notifyAndUpdatePhysics(World.java:321), net.minecraft.server.v1_14_R1.World.setTypeAndData(World.java:297), net.minecraft.server.v1_14_R1.BlockDaylightDetector.d(BlockDaylightDetector.java:47), net.minecraft.server.v1_14_R1.TileEntityLightDetector.tick(SourceFile:19), net.minecraft.server.v1_14_R1.World.tickBlockEntities(World.java:634), net.minecraft.server.v1_14_R1.WorldServer.doTick(WorldServer.java:355), net.minecraft.server.v1_14_R1.MinecraftServer.b(MinecraftServer.java:1009), net.minecraft.server.v1_14_R1.DedicatedServer.b(DedicatedServer.java:380), net.minecraft.server.v1_14_R1.MinecraftServer.a(MinecraftServer.java:926), net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:780), java.lang.Thread.run(Thread.java:748)],}
   Recent tasks from 124060-124090{}
   Force Loaded Chunks: { world: {}, world_nether: {}, world_the_end: {},}
	Player Count: 1 / 10; [EntityPlayer['Hoshcof'/2407, l='world', x=537.44, y=101.71, z=403.50](Hoshcof at 537.4447136597358,101.7125,403.5)]
	Data Packs: vanilla, file/bukkit
	Is Modded: Definitely; Server brand changed to 'CraftBukkit'
	Type: Dedicated Server (map_server.txt)