---- Minecraft Crash Report ----
// Uh... Did I do that?

Time: 21/11/19 19:59
Description: Watching Server

java.lang.Error
	at bjt.a(SourceFile:1021)
	at xd.a(SourceFile:321)
	at net.minecraft.server.MinecraftServer.b(SourceFile:847)
	at wd.b(SourceFile:343)
	at net.minecraft.server.MinecraftServer.a(SourceFile:786)
	at net.minecraft.server.MinecraftServer.run(SourceFile:654)
	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 bjt.a(SourceFile:1021)
	at xd.a(SourceFile:321)
	at net.minecraft.server.MinecraftServer.b(SourceFile:847)
	at wd.b(SourceFile:343)
	at net.minecraft.server.MinecraftServer.a(SourceFile:786)

-- Thread Dump --
Details:
	Threads: "Netty Server IO #9" Id=56 RUNNABLE
	at java.lang.System.identityHashCode(Native Method)
	at java.util.IdentityHashMap.hash(Unknown Source)
	at java.util.IdentityHashMap.put(Unknown Source)
	at java.util.Collections$SetFromMap.add(Unknown Source)
	at io.netty.util.concurrent.FastThreadLocal.addToVariablesToRemove(FastThreadLocal.java:109)
	at io.netty.util.concurrent.FastThreadLocal.initialize(FastThreadLocal.java:192)
	at io.netty.util.concurrent.FastThreadLocal.get(FastThreadLocal.java:143)
	at io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:319)
	...


"Netty Server IO #8" Id=55 RUNNABLE
	at java.lang.Thread.currentThread(Native Method)
	at io.netty.buffer.PooledByteBufAllocator$PoolThreadLocalCache.initialValue(PooledByteBufAllocator.java:438)
	-  locked io.netty.buffer.PooledByteBufAllocator$PoolThreadLocalCache@5591cd28
	at io.netty.buffer.PooledByteBufAllocator$PoolThreadLocalCache.initialValue(PooledByteBufAllocator.java:426)
	at io.netty.util.concurrent.FastThreadLocal.initialize(FastThreadLocal.java:186)
	at io.netty.util.concurrent.FastThreadLocal.get(FastThreadLocal.java:143)
	at io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:319)
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:185)
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:176)
	...


"Netty Server IO #7" Id=54 BLOCKED on java.lang.Object@5c754efb owned by "Netty Server IO #4" Id=51
	at java.lang.ClassLoader.loadClass(Unknown Source)
	-  blocked on java.lang.Object@5c754efb
	at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at io.netty.handler.timeout.IdleStateHandler$ReaderIdleTimeoutTask.run(IdleStateHandler.java:493)
	at io.netty.handler.timeout.IdleStateHandler$AbstractIdleTask.run(IdleStateHandler.java:466)
	at io.netty.util.concurrent.PromiseTask$RunnableAdapter.call(PromiseTask.java:38)
	at io.netty.util.concurrent.ScheduledFutureTask.run(ScheduledFutureTask.java:125)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)
	...


"Netty Server IO #6" Id=53 BLOCKED on java.lang.Object@5c754efb owned by "Netty Server IO #4" Id=51
	at java.lang.ClassLoader.loadClass(Unknown Source)
	-  blocked on java.lang.Object@5c754efb
	at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at io.netty.handler.timeout.IdleStateHandler$ReaderIdleTimeoutTask.run(IdleStateHandler.java:493)
	at io.netty.handler.timeout.IdleStateHandler$AbstractIdleTask.run(IdleStateHandler.java:466)
	at io.netty.util.concurrent.PromiseTask$RunnableAdapter.call(PromiseTask.java:38)
	at io.netty.util.concurrent.ScheduledFutureTask.run(ScheduledFutureTask.java:125)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)
	...


"Netty Server IO #5" Id=52 BLOCKED on java.lang.Object@5c754efb owned by "Netty Server IO #4" Id=51
	at java.lang.ClassLoader.loadClass(Unknown Source)
	-  blocked on java.lang.Object@5c754efb
	at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at io.netty.handler.timeout.IdleStateHandler$ReaderIdleTimeoutTask.run(IdleStateHandler.java:493)
	at io.netty.handler.timeout.IdleStateHandler$AbstractIdleTask.run(IdleStateHandler.java:466)
	at io.netty.util.concurrent.PromiseTask$RunnableAdapter.call(PromiseTask.java:38)
	at io.netty.util.concurrent.ScheduledFutureTask.run(ScheduledFutureTask.java:125)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)
	...


"Netty Server IO #4" Id=51 RUNNABLE
	at java.util.zip.ZipFile.read(Native Method)
	at java.util.zip.ZipFile.access$1400(Unknown Source)
	at java.util.zip.ZipFile$ZipFileInputStream.read(Unknown Source)
	-  locked java.util.jar.JarFile@52b2bb05
	at java.util.zip.ZipFile$ZipFileInflaterInputStream.fill(Unknown Source)
	at java.util.zip.InflaterInputStream.read(Unknown Source)
	at sun.misc.Resource.getBytes(Unknown Source)
	at java.net.URLClassLoader.defineClass(Unknown Source)
	at java.net.URLClassLoader.access$100(Unknown Source)
	...


"Netty Server IO #3" Id=50 BLOCKED on java.lang.Object@5c754efb owned by "Netty Server IO #4" Id=51
	at java.lang.ClassLoader.loadClass(Unknown Source)
	-  blocked on java.lang.Object@5c754efb
	at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at io.netty.handler.timeout.IdleStateHandler$ReaderIdleTimeoutTask.run(IdleStateHandler.java:493)
	at io.netty.handler.timeout.IdleStateHandler$AbstractIdleTask.run(IdleStateHandler.java:466)
	at io.netty.util.concurrent.PromiseTask$RunnableAdapter.call(PromiseTask.java:38)
	at io.netty.util.concurrent.ScheduledFutureTask.run(ScheduledFutureTask.java:125)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)
	...


"Netty Server IO #2" Id=46 RUNNABLE (in native)
	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$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@568d258b
	-  locked java.util.Collections$UnmodifiableSet@138fb13e
	-  locked sun.nio.ch.WindowsSelectorImpl@657b3722
	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=45 RUNNABLE (in native)
	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$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@2256c21b
	-  locked java.util.Collections$UnmodifiableSet@1d481aa7
	-  locked sun.nio.ch.WindowsSelectorImpl@73a04e71
	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)
	...


"Server Watchdog" Id=44 RUNNABLE
	at sun.management.ThreadImpl.dumpThreads0(Native Method)
	at sun.management.ThreadImpl.dumpAllThreads(Unknown Source)
	at wg.run(SourceFile:45)
	at java.lang.Thread.run(Unknown Source)


"Query Listener #1" Id=43 RUNNABLE (in native)
	at java.net.DualStackPlainDatagramSocketImpl.socketReceiveOrPeekData(Native Method)
	at java.net.DualStackPlainDatagramSocketImpl.receive0(Unknown Source)
	-  locked java.net.DualStackPlainDatagramSocketImpl@4fdea500
	at java.net.AbstractPlainDatagramSocketImpl.receive(Unknown Source)
	-  locked java.net.DualStackPlainDatagramSocketImpl@4fdea500
	at java.net.DatagramSocket.receive(Unknown Source)
	-  locked java.net.DatagramPacket@5b0ce0fa
	-  locked java.net.DatagramSocket@54798555
	at aad.run(SourceFile:260)
	at java.lang.Thread.run(Unknown Source)


"poi IO worker" Id=42 WAITING on java.lang.String@64c541e
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.lang.String@64c541e
	at java.util.concurrent.locks.LockSupport.park(Unknown Source)
	at cau.c(SourceFile:124)
	at cau.d(SourceFile:134)
	at cau$$Lambda$2157/1814166456.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)


"chunk IO worker" Id=41 WAITING on java.lang.String@64c541e
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.lang.String@64c541e
	at java.util.concurrent.locks.LockSupport.park(Unknown Source)
	at cau.c(SourceFile:124)
	at cau.d(SourceFile:134)
	at cau$$Lambda$2157/1814166456.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)


"poi IO worker" Id=40 WAITING on java.lang.String@64c541e
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.lang.String@64c541e
	at java.util.concurrent.locks.LockSupport.park(Unknown Source)
	at cau.c(SourceFile:124)
	at cau.d(SourceFile:134)
	at cau$$Lambda$2157/1814166456.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)


"chunk IO worker" Id=39 WAITING on java.lang.String@64c541e
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.lang.String@64c541e
	at java.util.concurrent.locks.LockSupport.park(Unknown Source)
	at cau.c(SourceFile:124)
	at cau.d(SourceFile:134)
	at cau$$Lambda$2157/1814166456.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)


"poi IO worker" Id=38 WAITING on java.lang.String@64c541e
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.lang.String@64c541e
	at java.util.concurrent.locks.LockSupport.park(Unknown Source)
	at cau.c(SourceFile:124)
	at cau.d(SourceFile:134)
	at cau$$Lambda$2157/1814166456.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)


"chunk IO worker" Id=37 WAITING on java.lang.String@64c541e
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.lang.String@64c541e
	at java.util.concurrent.locks.LockSupport.park(Unknown Source)
	at cau.c(SourceFile:124)
	at cau.d(SourceFile:134)
	at cau$$Lambda$2157/1814166456.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)


"Netty Server IO #0" Id=36 RUNNABLE (in native)
	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$400(Unknown Source)
	at sun.nio.ch.WindowsSelectorImpl.doSelect(Unknown Source)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(Unknown Source)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@77ee5160
	-  locked java.util.Collections$UnmodifiableSet@4d221c38
	-  locked sun.nio.ch.WindowsSelectorImpl@71153e56
	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=35 TIMED_WAITING on java.lang.ref.ReferenceQueue$Lock@151d68ce
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.ReferenceQueue$Lock@151d68ce
	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=34 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@10fd5e5c
	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@4de353a7
	at java.io.InputStreamReader.read(Unknown Source)
	...


"DestroyJavaVM" Id=33 RUNNABLE


"Server thread" Id=30 RUNNABLE
	at bjt.a(SourceFile:1021)
	at xd.a(SourceFile:321)
	at net.minecraft.server.MinecraftServer.b(SourceFile:847)
	at wd.b(SourceFile:343)
	at net.minecraft.server.MinecraftServer.a(SourceFile:786)
	at net.minecraft.server.MinecraftServer.run(SourceFile:654)
	at java.lang.Thread.run(Unknown Source)


"Server Infinisleeper" Id=31 TIMED_WAITING
	at java.lang.Thread.sleep(Native Method)
	at wd$1.run(SourceFile:93)


"Snooper Timer" Id=29 WAITING on java.util.TaskQueue@155c33c3
	at java.lang.Object.wait(Native Method)
	-  waiting on java.util.TaskQueue@155c33c3
	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$Lock@6bf972be
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.ReferenceQueue$Lock@6bf972be
	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$Lock@118cde23
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.Reference$Lock@118cde23
	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 wg.run(SourceFile:61)
	at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
	Minecraft Version: 1.15 Pre-release 1
	Minecraft Version ID: 1.15-pre1
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_231, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1485996296 bytes (1417 MB) / 1702887424 bytes (1624 MB) up to 3806855168 bytes (3630 MB)
	CPUs: 16
	JVM Flags: 0 total; 
	Player Count: 0 / 20; []
	Data Packs: vanilla (incompatible)
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)