---- Minecraft Crash Report ----
// Oh - I know what I did wrong!

Time: 2018-12-29 14:28
Description: Watching Server

java.lang.Error
	at java.lang.Thread.yield(Native Method)
	at up.b(SourceFile:157)
	at up.a(SourceFile:141)
	at bre.a(SourceFile:14)
	at bbp.a(SourceFile:1750)
	at dz.a(SourceFile:148)
	at dz.b(SourceFile:136)
	at ci.c(SourceFile:69)
	at ci.b(SourceFile:61)
	at tc.h(SourceFile:51)
	at tc$$Lambda$1639/2110335494.run(Unknown Source)
	at com.mojang.brigadier.CommandDispatcher.execute(CommandDispatcher.java:132)
	at com.mojang.brigadier.CommandDispatcher.execute(CommandDispatcher.java:72)
	at cb.a(SourceFile:221)
	at bax.a(SourceFile:122)
	at bhk.a(SourceFile:115)
	at bhk.b(SourceFile:93)
	at bpm.a(SourceFile:262)
	at uq.b(SourceFile:379)
	at uq$$Lambda$1906/499002246.accept(Unknown Source)
	at bce.a(SourceFile:78)
	at uq.p(SourceFile:365)
	at uq.a(SourceFile:196)
	at net.minecraft.server.MinecraftServer.b(SourceFile:836)
	at tr.b(SourceFile:337)
	at net.minecraft.server.MinecraftServer.a(SourceFile:773)
	at net.minecraft.server.MinecraftServer.run(SourceFile:639)
	at java.lang.Thread.run(Unknown Source)


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

-- Head --
Thread: Server Watchdog
Stacktrace:
	at java.lang.Thread.yield(Native Method)
	at up.b(SourceFile:157)
	at up.a(SourceFile:141)
	at bre.a(SourceFile:14)
	at bbp.a(SourceFile:1750)
	at dz.a(SourceFile:148)
	at dz.b(SourceFile:136)
	at ci.c(SourceFile:69)
	at ci.b(SourceFile:61)
	at tc.h(SourceFile:51)
	at tc$$Lambda$1639/2110335494.run(Unknown Source)
	at com.mojang.brigadier.CommandDispatcher.execute(CommandDispatcher.java:132)
	at com.mojang.brigadier.CommandDispatcher.execute(CommandDispatcher.java:72)
	at cb.a(SourceFile:221)
	at bax.a(SourceFile:122)
	at bhk.a(SourceFile:115)
	at bhk.b(SourceFile:93)
	at bpm.a(SourceFile:262)
	at uq.b(SourceFile:379)
	at uq$$Lambda$1906/499002246.accept(Unknown Source)
	at bce.a(SourceFile:78)
	at uq.p(SourceFile:365)
	at uq.a(SourceFile:196)
	at net.minecraft.server.MinecraftServer.b(SourceFile:836)
	at tr.b(SourceFile:337)
	at net.minecraft.server.MinecraftServer.a(SourceFile:773)

-- Thread Dump --
Details:
	Threads: "Netty Server IO #7" Id=37 RUNNABLE
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@1058ddd2
	-  locked java.util.Collections$UnmodifiableSet@1e9f31a9
	-  locked sun.nio.ch.WindowsSelectorImpl@1aa0b6a2
	at sun.nio.ch.SelectorImpl.select(Unknown Source)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	...


"Netty Server IO #6" Id=36 RUNNABLE
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@5fa23b92
	-  locked java.util.Collections$UnmodifiableSet@942cbf9
	-  locked sun.nio.ch.WindowsSelectorImpl@6eb7a101
	at sun.nio.ch.SelectorImpl.select(Unknown Source)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	...


"Netty Server IO #5" Id=35 RUNNABLE
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@71bd0fd3
	-  locked java.util.Collections$UnmodifiableSet@3f8dc4dd
	-  locked sun.nio.ch.WindowsSelectorImpl@208fcdd6
	at sun.nio.ch.SelectorImpl.select(Unknown Source)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	...


"Netty Server IO #4" Id=34 RUNNABLE
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@7363cf6f
	-  locked java.util.Collections$UnmodifiableSet@6ab98547
	-  locked sun.nio.ch.WindowsSelectorImpl@3bc31fe1
	at sun.nio.ch.SelectorImpl.select(Unknown Source)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	...


"Java2D Disposer" Id=32 WAITING on java.lang.ref.ReferenceQueue$Lock@65fc8432
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.ReferenceQueue$Lock@65fc8432
	at java.lang.ref.ReferenceQueue.remove(Unknown Source)
	at java.lang.ref.ReferenceQueue.remove(Unknown Source)
	at sun.java2d.Disposer.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)


"Server Watchdog" Id=31 RUNNABLE
	at sun.management.ThreadImpl.dumpThreads0(Native Method)
	at sun.management.ThreadImpl.dumpAllThreads(Unknown Source)
	at tu.run(SourceFile:45)
	at java.lang.Thread.run(Unknown Source)


"Server-Worker-4" Id=30 WAITING on java.util.concurrent.ForkJoinPool@8093755
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.util.concurrent.ForkJoinPool@8093755
	at java.util.concurrent.ForkJoinPool.awaitWork(Unknown Source)
	at java.util.concurrent.ForkJoinPool.runWorker(Unknown Source)
	at java.util.concurrent.ForkJoinWorkerThread.run(Unknown Source)


"Server-Worker-3" Id=29 RUNNABLE
	at it.unimi.dsi.fastutil.longs.LongLinkedOpenHashSet.shiftKeys(LongLinkedOpenHashSet.java:395)
	at it.unimi.dsi.fastutil.longs.LongLinkedOpenHashSet.removeFirstLong(LongLinkedOpenHashSet.java:484)
	at cep.b(SourceFile:194)
	at cer.a(SourceFile:179)
	at ceu.a(SourceFile:59)
	at uu.b(SourceFile:138)
	at uu.b(SourceFile:86)
	at uu$$Lambda$1992/1111635765.run(Unknown Source)
	...


"Server-Worker-1" Id=27 WAITING on java.util.concurrent.ForkJoinPool@8093755
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.util.concurrent.ForkJoinPool@8093755
	at java.util.concurrent.ForkJoinPool.awaitWork(Unknown Source)
	at java.util.concurrent.ForkJoinPool.runWorker(Unknown Source)
	at java.util.concurrent.ForkJoinWorkerThread.run(Unknown Source)


"Netty Server IO #3" Id=26 RUNNABLE
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@2ebc18ae
	-  locked java.util.Collections$UnmodifiableSet@da3368f
	-  locked sun.nio.ch.WindowsSelectorImpl@c7ffe1d
	at sun.nio.ch.SelectorImpl.select(Unknown Source)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	...


"Netty Server IO #2" Id=25 RUNNABLE
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@4d8dd358
	-  locked java.util.Collections$UnmodifiableSet@33acb2f
	-  locked sun.nio.ch.WindowsSelectorImpl@17398289
	at sun.nio.ch.SelectorImpl.select(Unknown Source)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	...


"Netty Server IO #1" Id=24 RUNNABLE
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@64450965
	-  locked java.util.Collections$UnmodifiableSet@477101a6
	-  locked sun.nio.ch.WindowsSelectorImpl@1247d9d4
	at sun.nio.ch.SelectorImpl.select(Unknown Source)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	...


"Netty Server IO #0" Id=23 RUNNABLE
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@49313cdf
	-  locked java.util.Collections$UnmodifiableSet@5731abd
	-  locked sun.nio.ch.WindowsSelectorImpl@4ac05784
	at sun.nio.ch.SelectorImpl.select(Unknown Source)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	...


"ObjectCleanerThread" Id=22 TIMED_WAITING on java.lang.ref.ReferenceQueue$Lock@6665be71
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.ReferenceQueue$Lock@6665be71
	at java.lang.ref.ReferenceQueue.remove(Unknown Source)
	at io.netty.util.internal.ObjectCleaner$1.run(ObjectCleaner.java:54)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	at java.lang.Thread.run(Unknown Source)


"Server console handler" Id=21 RUNNABLE (in native)
	at java.io.FileInputStream.readBytes(Native Method)
	at java.io.FileInputStream.read(Unknown Source)
	at java.io.BufferedInputStream.read1(Unknown Source)
	at java.io.BufferedInputStream.read(Unknown Source)
	-  locked java.io.BufferedInputStream@2672b1a6
	at sun.nio.cs.StreamDecoder.readBytes(Unknown Source)
	at sun.nio.cs.StreamDecoder.implRead(Unknown Source)
	at sun.nio.cs.StreamDecoder.read(Unknown Source)
	-  locked java.io.InputStreamReader@3b49e127
	at java.io.InputStreamReader.read(Unknown Source)
	...


"DestroyJavaVM" Id=20 RUNNABLE


"Server thread" Id=17 RUNNABLE
	at java.lang.Thread.yield(Native Method)
	at up.b(SourceFile:157)
	at up.a(SourceFile:141)
	at bre.a(SourceFile:14)
	at bbp.a(SourceFile:1750)
	at dz.a(SourceFile:148)
	at dz.b(SourceFile:136)
	at ci.c(SourceFile:69)
	...


"Server Infinisleeper" Id=18 TIMED_WAITING
	at java.lang.Thread.sleep(Native Method)
	at tr$1.run(SourceFile:91)


"Snooper Timer" Id=16 WAITING on java.util.TaskQueue@73fdfdbd
	at java.lang.Object.wait(Native Method)
	-  waiting on java.util.TaskQueue@73fdfdbd
	at java.lang.Object.wait(Unknown Source)
	at java.util.TimerThread.mainLoop(Unknown Source)
	at java.util.TimerThread.run(Unknown Source)


"Attach Listener" Id=5 RUNNABLE


"Signal Dispatcher" Id=4 RUNNABLE


"Finalizer" Id=3 WAITING on java.lang.ref.ReferenceQueue$Lock@38a05385
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.ReferenceQueue$Lock@38a05385
	at java.lang.ref.ReferenceQueue.remove(Unknown Source)
	at java.lang.ref.ReferenceQueue.remove(Unknown Source)
	at java.lang.ref.Finalizer$FinalizerThread.run(Unknown Source)


"Reference Handler" Id=2 WAITING on java.lang.ref.Reference$Lock@bec3ab6
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.Reference$Lock@bec3ab6
	at java.lang.Object.wait(Unknown Source)
	at java.lang.ref.Reference.tryHandlePending(Unknown Source)
	at java.lang.ref.Reference$ReferenceHandler.run(Unknown Source)



Stacktrace:
	at tu.run(SourceFile:61)
	at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
	Minecraft Version: 18w50a
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_161, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 268496576 bytes (256 MB) / 1635254272 bytes (1559 MB) up to 2863661056 bytes (2731 MB)
	JVM Flags: 1 total; -Xmx3G
	Player Count: 1 / 20; [us['HenrikoMagnifico'/246, l='world', x=72.70, y=64.00, z=154.67]]
	Data Packs: vanilla
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)