CraftBukkit Ai giúp mình cái máy chủ của mình cái, mình mới làm mà nó bị lỗi hoài

[MisakiKaori]

Copy từ console của máy chủ mình:
Loading libraries, please wait...
[INFO] Starting minecraft server version 1.11.2
[INFO] Loading properties
[INFO] Default game type: SURVIVAL
[INFO] Generating keypair
[INFO] Starting Minecraft server on *:40173
[INFO] Using epoll channel type
[INFO] This server is running CraftBukkit version git-Bukkit-6e3cec8 (MC: 1.11.2) (Implementing API version 1.11.2-R0.1-SNAPSHOT)
[INFO] [WorldEdit] Loading WorldEdit v6.1.9;caf0ad9
[INFO] [Essentials] Loading Essentials vTeamCity
[INFO] [EssentialsChat] Loading EssentialsChat vTeamCity
[INFO] [NBTEditor] Loading NBTEditor v2.2-SNAPSHOT
[INFO] [GroupManager] Loading GroupManager v2.1.28 (Phoenix)
[INFO] [AgarthaLib] Loading AgarthaLib vMysthoria
[INFO] [ClearLag] Loading ClearLag v3.1.0
[INFO] [HolographicDisplays] Loading HolographicDisplays v2.4.0
[INFO] [EssentialsSpawn] Loading EssentialsSpawn vTeamCity
[INFO] [WorldGuard] Loading WorldGuard v6.1.3-SNAPSHOT;c904242
[INFO] [CratesPlus] Loading CratesPlus v4.5.2
[INFO] [MyItems] Loading MyItems vMysthoria
[INFO] [KitAdder] Loading KitAdder v2.6
[INFO] [MyPet] Loading MyPet v3.8
[INFO] [MyPet] Error-Reporter ENABLED
[INFO] [Shopkeepers] Loading Shopkeepers v2.2.2
[INFO] [CustomEnchantments] Loading CustomEnchantments v2.4c
[WARNING] **** SERVER IS RUNNING IN OFFLINE/INSECURE MODE!
[WARNING] The server will make no attempt to authenticate usernames. Beware.
[WARNING] While this makes the game possible to play without internet access, it also opens up the ability for hackers to connect with any username they choose.
[WARNING] To change this, set "online-mode" to "true" in the server.properties file.
[INFO] Preparing level "7A"
[INFO] Preparing start region for level 0 (Seed: 7436302479605564287)
[ERROR] Encountered an unexpected exception
java.lang.NullPointerException
at net.minecraft.server.v1_11_R1.NBTTagCompound.a(SourceFile:427) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.NBTTagCompound.load(SourceFile:76) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.NBTTagCompound.a(SourceFile:427) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.NBTTagCompound.load(SourceFile:76) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.NBTTagCompound.a(SourceFile:427) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.NBTTagCompound.load(SourceFile:76) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.NBTCompressedStreamTools.a(SourceFile:117) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.NBTCompressedStreamTools.a(SourceFile:82) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.NBTCompressedStreamTools.a(SourceFile:78) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.RegionFileCache.d(RegionFileCache.java:87) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.ChunkRegionLoader.loadChunk(ChunkRegionLoader.java:53) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at org.bukkit.craftbukkit.v1_11_R1.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:21) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at org.bukkit.craftbukkit.v1_11_R1.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:1) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at org.bukkit.craftbukkit.v1_11_R1.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java36) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at org.bukkit.craftbukkit.v1_11_R1.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at org.bukkit.craftbukkit.v1_11_R1.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:16) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:137) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:120) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:116) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.MinecraftServer.l(MinecraftServer.java63) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.MinecraftServer.a(MinecraftServer.java27) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.DedicatedServer.init(DedicatedServer.java:244) ~[craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:521) [craftbukkit-1.11.2.jar:git-Bukkit-6e3cec8]
at java.lang.Thread.run(Thread.java:813) [?:1.8.0_212]
[ERROR] This crash report has been saved to: /home/gs-40173/./crash-reports/crash-2019-11-02_03.50.51-server.txt
[INFO] Stopping server
[INFO] Saving players
[INFO] Saving worlds
[INFO] Saving chunks for level '7A'/Overworld
[INFO] Saving chunks for level '7A_nether'/Nether
[INFO] Saving chunks for level '7A_the_end'/The End
Còn đây là copy trong file crash:
---- Minecraft Crash Report ----
// Why is it breaking

Time: 11/2/19 3:50 AM
Description: Exception in server tick loop

java.lang.NullPointerException: Exception in server tick loop
at net.minecraft.server.v1_11_R1.NBTTagCompound.a(SourceFile:427)
at net.minecraft.server.v1_11_R1.NBTTagCompound.load(SourceFile:76)
at net.minecraft.server.v1_11_R1.NBTTagCompound.a(SourceFile:427)
at net.minecraft.server.v1_11_R1.NBTTagCompound.load(SourceFile:76)
at net.minecraft.server.v1_11_R1.NBTTagCompound.a(SourceFile:427)
at net.minecraft.server.v1_11_R1.NBTTagCompound.load(SourceFile:76)
at net.minecraft.server.v1_11_R1.NBTCompressedStreamTools.a(SourceFile:117)
at net.minecraft.server.v1_11_R1.NBTCompressedStreamTools.a(SourceFile:82)
at net.minecraft.server.v1_11_R1.NBTCompressedStreamTools.a(SourceFile:78)
at net.minecraft.server.v1_11_R1.RegionFileCache.d(RegionFileCache.java:87)
at net.minecraft.server.v1_11_R1.ChunkRegionLoader.loadChunk(ChunkRegionLoader.java:53)
at org.bukkit.craftbukkit.v1_11_R1.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:21)
at org.bukkit.craftbukkit.v1_11_R1.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:1)
at org.bukkit.craftbukkit.v1_11_R1.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java36)
at org.bukkit.craftbukkit.v1_11_R1.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295)
at org.bukkit.craftbukkit.v1_11_R1.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:16)
at net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:137)
at net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:120)
at net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:116)
at net.minecraft.server.v1_11_R1.MinecraftServer.l(MinecraftServer.java63)
at net.minecraft.server.v1_11_R1.MinecraftServer.a(MinecraftServer.java27)
at net.minecraft.server.v1_11_R1.DedicatedServer.init(DedicatedServer.java:244)
at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:521)
at java.lang.Thread.run(Thread.java:813)


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

-- System Details --
Details:
Minecraft Version: 1.11.2
Operating System: Linux (amd64) version 4.15.0-62-generic
Java Version: 1.8.0_212, Eclipse OpenJ9
Java VM Version: Eclipse OpenJ9 VM (JRE 1.8.0 Linux amd64-64-Bit Compressed References 20190417_286 (JIT enabled, AOT enabled)
OpenJ9 - bad1d4d06
OMR - 4a4278e6
JCL - 5590c4f818 based on jdk8u212-b03), Eclipse OpenJ9
Memory: 869851360 bytes (829 MB) / 1073741824 bytes (1024 MB) up to 1073741824 bytes (1024 MB)
JVM Flags: 9 total; -Xoptionsfile=/pro/bin/java/java8-openj9/lib/amd64/compressedrefs/options.default -Xlockword:mode=default,noLockword=java/lang/String,noLockword=java/util/MapEntry,noLockword=java/util/HashMap$Entry,noLockword=org/apache/harmony/luni/util/ModifiedMap$Entry,noLockword=java/util/Hashtable$Entry,noLockword=java/lang/invoke/MethodType,noLockword=java/lang/invoke/MethodHandle,noLockword=java/lang/invoke/CollectHandle,noLockword=java/lang/invoke/ConstructorHandle,noLockword=java/lang/invoke/ConvertHandle,noLockword=java/lang/invoke/ArgumentConversionHandle,noLockword=java/lang/invoke/AsTypeHandle,noLockword=java/lang/invoke/ExplicitCastHandle,noLockword=java/lang/invoke/FilterReturnHandle,noLockword=java/lang/invoke/DirectHandle,noLockword=java/lang/invoke/ReceiverBoundHandle,noLockword=java/lang/invoke/DynamicInvokerHandle,noLockword=java/lang/invoke/FieldHandle,noLockword=java/lang/invoke/FieldGetterHandle,noLockword=java/lang/invoke/FieldSetterHandle,noLockword=java/lang/invoke/StaticFieldGetterHandle,noLockword=java/lang/invoke/StaticFieldSetterHandle,noLockword=java/lang/invoke/IndirectHandle,noLockword=java/lang/invoke/InterfaceHandle,noLockword=java/lang/invoke/VirtualHandle,noLockword=java/lang/invoke/PrimitiveHandle,noLockword=java/lang/invoke/InvokeExactHandle,noLockword=java/lang/invoke/InvokeGenericHandle,noLockword=java/lang/invoke/VarargsCollectorHandle,noLockword=java/lang/invoke/ThunkTuple -Xjclclse29 -XX:+UnlockExperimentalVMOptions -XX:+UseCGroupMemoryLimitForHeap -XX:MaxRAMFraction=2 -Xms1024M -Xmx1024M -XX:-UsePerfData
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
CraftBukkit Information:
Running: CraftBukkit version git-Bukkit-6e3cec8 (MC: 1.11.2) (Implementing API version 1.11.2-R0.1-SNAPSHOT) false
Plugins: { WorldEdit v6.1.9;caf0ad9 com.sk89q.worldedit.bukkit.WorldEditPlugin [], Essentials vTeamCity com.earth2me.essentials.Essentials [Zenexer, ementalo, Aelux, Brettflan, KimKandor, snowleo, ceulemans, Xeology, KHobbits, md_5, Iaccidentally], EssentialsChat vTeamCity com.earth2me.essentials.chat.EssentialsChat [Zenexer, ementalo, Aelux, Brettflan, KimKandor, snowleo, ceulemans, Xeology, KHobbits, md_5, Okamosy, Iaccidentally], NBTEditor v2.2-SNAPSHOT com.goncalomb.bukkit.nbteditor.NBTEditor [goncalomb], GroupManager v2.1.28 (Phoenix) org.anjocaido.groupmanager.GroupManager [AnjoCaido, Gabriel Couto, ElgarL], AgarthaLib vMysthoria com.praya.agarthalib.f.a [Praya Amadiga Pitasa], ClearLag v3.1.0 me.minebuilders.clearlag.Clearlag [bob7l], HolographicDisplays v2.4.0 com.gmail.filoghost.holographicdisplays.HolographicDisplays [], EssentialsSpawn vTeamCity com.earth2me.essentials.spawn.EssentialsSpawn [Zenexer, ementalo, Aelux, Brettflan, KimKandor, snowleo, ceulemans, Xeology, KHobbits], WorldGuard v6.1.3-SNAPSHOT;c904242 com.sk89q.worldguard.bukkit.WorldGuardPlugin [], CratesPlus v4.5.2 plus.crates.CratesPlus [Connor Linfoot], MyItems vMysthoria com.praya.myitems.f.a [Praya Amadiga Pitasa], KitAdder v2.6 kitadder.KitAdder [], MyPet v3.8 de.Keyle.MyPet.MyPetPlugin [Keyle], Shopkeepers v2.2.2 com.nisovin.shopkeepers.SKShopkeepersPlugin [nisovin, blablubbabc], CustomEnchantments v2.4c com.taiter.ce.Main [],}
Warnings: DEFAULT
Reload Count: 0
Threads: { RUNNABLE DestroyJavaVM helper thread: [], TIMED_WAITING JIT-SamplerThread: [], RUNNABLE JIT Diagnostic Compilation Thread-7 Suspended: [], RUNNABLE GC Slave: [], RUNNABLE Finalizer thread: [], RUNNABLE VM Runtime State Listener: [], RUNNABLE GC Slave: [], WAITING Thread-10: [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_11_R1.util.TerminalConsoleWriterThread.run(TerminalConsoleWriterThread.java:27), java.lang.Thread.run(Thread.java:813)], RUNNABLE Concurrent Mark Helper: [], RUNNABLE JIT Compilation Thread-1 Suspended: [], RUNNABLE IProfiler: [], WAITING Java2D Disposer: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Object.java:218), java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:138), java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:110), sun.java2d.Disposer.run(Disposer.java:148), java.lang.Thread.run(Thread.java:813)], RUNNABLE Netty Epoll Server IO #0: [io.netty.channel.epoll.Native.epollWait(Native Method), io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:194), io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:219), io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116), java.lang.Thread.run(Thread.java:813)], 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:169), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.read(NonBlockingInputStream.java:137), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.read(NonBlockingInputStream.java:246), 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.readLine(ConsoleReader.java:2349), net.minecraft.server.v1_11_R1.DedicatedServer$2.run(DedicatedServer.java:83)], RUNNABLE JIT Compilation Thread-0: [], WAITING Snooper Timer: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Object.java:189), java.util.TimerThread.mainLoop(Timer.java:526), java.util.TimerThread.run(Timer.java:505)], WAITING NonBlockingInputStreamThread: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Object.java:218), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.run(NonBlockingInputStream.java:278), java.lang.Thread.run(Thread.java:813)], RUNNABLE JIT Compilation Thread-6 Suspended: [], RUNNABLE JIT Compilation Thread-4 Suspended: [], RUNNABLE Server thread: [java.lang.Thread.getStackTrace(Thread.java:1155), java.lang.Thread.getAllStackTraces(Thread.java:1183), org.bukkit.craftbukkit.v1_11_R1.CraftCrashReport.call(CraftCrashReport.java0), net.minecraft.server.v1_11_R1.CrashReportSystemDetails.a(SourceFile:78), net.minecraft.server.v1_11_R1.CrashReport.h(CrashReport.java:126), net.minecraft.server.v1_11_R1.CrashReport.<init>(CrashReport.java3), net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:571), java.lang.Thread.run(Thread.java:813)], RUNNABLE MemoryMXBean notification dispatcher: [com.ibm.lang.management.internal.MemoryNotificationThread.processNotificationLoop(Native Method), com.ibm.lang.management.internal.MemoryNotificationThread.run(MemoryNotificationThread.java:183)], TIMED_WAITING process reaper: [sun.misc.Unsafe.park(Native Method), java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215), java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460), java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java62), java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941), java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073), java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134), java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624), java.lang.Thread.run(Thread.java:813)], TIMED_WAITING Server Infinisleeper: [java.lang.Thread.sleep(Native Method), java.lang.Thread.sleep(Thread.java:943), net.minecraft.server.v1_11_R1.DedicatedServer$1.run(DedicatedServer.java:58)], RUNNABLE JIT Compilation Thread-2 Suspended: [], RUNNABLE JIT Compilation Thread-3 Suspended: [], RUNNABLE Attach API wait loop: [com.ibm.tools.attach.target.IPC.waitSemaphore(Native Method), com.ibm.tools.attach.target.CommonDirectory.waitSemaphore(CommonDirectory.java:254), com.ibm.tools.attach.target.WaitLoop.waitForNotification(WaitLoop.java:66), com.ibm.tools.attach.target.WaitLoop.run(WaitLoop.java:154)], RUNNABLE JIT Compilation Thread-5 Suspended: [],}
Recent tasks from -31--1{}
Profiler Position: N/A (disabled)
Player Count: 0 / 10; []
Is Modded: Definitely; Server brand changed to 'CraftBukkit'
Type: Dedicated Server (map_server.txt)
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