Startup Issue with Hytale - problem to start Hytale

Technical Support
, ,
1

System Information

Field Value
Operating System Linux - Debian GNU/Linux 13 on x86_64
Product AMP ‘Phobos’ v2.6.5.2 (Mainline)
Virtualization Docker
Application Hytale
Module GenericModule
Running in Container Yes
Current State Failed

Problem Description

Issue

WARNING: A restricted method in java.lang.System has been called
WARNING: java.lang.System::loadLibrary has been called by io.netty.util.internal.NativeLibraryUtil in an unnamed module (file:/AMP/hytale/Server/HytaleServer.jar)
WARNING: Use --enable-native-access=ALL-UNNAMED to avoid a warning for callers in this module
WARNING: Restricted methods will be blocked in a future release unless native access is enabled
Starting HytaleServer
Loading config...
WARNING: A terminally deprecated method in sun.misc.Unsafe has been called
WARNING: sun.misc.Unsafe::getLong has been called by com.hypixel.hytale.codec.util.RawJsonReader (file:/AMP/hytale/Server/HytaleServer.jar)
WARNING: Please consider reporting this to the maintainers of class com.hypixel.hytale.codec.util.RawJsonReader
WARNING: sun.misc.Unsafe::getLong will be removed in a future release
decodeJson: class com.hypixel.hytale.codec.DocumentContainingCodec
Authentication mode: AUTHENTICATED
No server tokens configured. Use /auth login to authenticate, or provide tokens via CLI/environment.
Server session ID: 3d263353-7f37-46c8-afb0-f0585fe2d52b
Enabling Sentry
- Hytale:ObjectiveReputation
- Hytale:Objectives
- Hytale:ObjectiveShop
- Hytale:Path
- Hytale:Reputation
- Hytale:NPCReputation
- Hytale:Shop
- Hytale:ShopReputation
- Hytale:NPCShop
- Hytale:NPCEditor
- Hytale:Stash
- Hytale:TagSet
- Hytale:Teleport
- Hytale:Fluid
- Hytale:Weather
- Hytale:WorldGen
- Hytale:Farming
- Hytale:Camera
- Hytale:WorldLocationCondition
- Hytale:NPCCombatActionEvaluator
- Hytale:Model
- Hytale:Mantling
- Hytale:SafetyRoll
- Hytale:SprintForce
- Hytale:CrouchSlide
- Hytale:Parkour
- Hytale:Mounts
- Hytale:HytaleGenerator
- Hytale:Teleporter
- Hytale:Memories
- Hytale:Deployables
- Hytale:Portals
- Hytale:Beds
- Hytale:Ambience
- Hytale:CreativeHub
Loading pending plugins from directory: mods
- Darkhax:Overstacked from path Overstacked-2026.1.28-20511.jar
- Config:Endgame&QoL from path EndgameAndQoL3.0.7.jar
- Rowz:SimpleChestManager from path SimpleChestManager-1.0.11.jar
- thefokysnik:ExtendedChestRange from path ExtendedChestRange-1.0.0.jar
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:187)
Caused by: java.io.IOException: Unexpected character: a0, ' ' expected '"'!
	at com.hypixel.hytale.codec.util.RawJsonReader.expecting(RawJsonReader.java:922)
	at com.hypixel.hytale.codec.util.RawJsonReader.expect(RawJsonReader.java:357)
	at com.hypixel.hytale.codec.builder.StringTreeMap.findEntry(StringTreeMap.java:140)
	at com.hypixel.hytale.codec.builder.BuilderCodec.readEntry(BuilderCodec.java:323)
	at com.hypixel.hytale.codec.builder.BuilderCodec.decodeJson0(BuilderCodec.java:313)
	at com.hypixel.hytale.codec.builder.BuilderCodec.decodeJson(BuilderCodec.java:299)
	at com.hypixel.hytale.codec.util.RawJsonReader.readSync(RawJsonReader.java:1296)
	at com.hypixel.hytale.server.core.util.Config.lambda$load$0(Config.java:71)
	at com.hypixel.hytale.sneakythrow.supplier.ThrowableSupplier.get(ThrowableSupplier.java:13)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1789)
	... 5 more
java.lang.NullPointerException: Cannot invoke "java.util.concurrent.CompletableFuture.join()" because the return value of "com.hypixel.hytale.server.core.universe.Universe.getUniverseReady()" is null
	at com.hypixel.hytale.server.core.HytaleServer.boot(HytaleServer.java:437)
	at com.hypixel.hytale.server.core.HytaleServer.<init>(HytaleServer.java:331)
	at com.hypixel.hytale.LateMain.lateMain(LateMain.java:54)
	at com.hypixel.hytale.Main.main(Main.java:43)
Exception in thread: Thread[#3,main,5,main]
java.lang.RuntimeException: Failed to create HytaleServer
	at com.hypixel.hytale.LateMain.lateMain(LateMain.java:58)
	at com.hypixel.hytale.Main.main(Main.java:43)
Caused by: java.lang.NullPointerException: Cannot invoke "java.util.concurrent.CompletableFuture.join()" because the return value of "com.hypixel.hytale.server.core.universe.Universe.getUniverseReady()" is null
	at com.hypixel.hytale.server.core.HytaleServer.boot(HytaleServer.java:437)
	at com.hypixel.hytale.server.core.HytaleServer.<init>(HytaleServer.java:331)
	at com.hypixel.hytale.LateMain.lateMain(LateMain.java:54)
	... 1 more
Getting Hytale Universe ready...
Shutdown triggered!!!
Shutting down... 1  'Failed to start server! Unexpected character: a0, ' ' expected '"'!'
Saving plugins config...
Saving config...
Shutdown completed!
Server certificate set: CN=localhost
Server certificate registered for mutual auth, fingerprint: Hwf9ZuiJxAl3MImcmbGl55UFFX21J_08xzGeoeNEZBg
Using IPv4 Datagram Channel: EpollDatagramChannel(INET)...
Using IPv6 Datagram Channel: EpollDatagramChannel(INET6)...
Unknown channel option 'IP_DONTFRAGMENT' for channel '[id: 0x9a3084cd]' of type 'class io.netty.channel.epoll.EpollDatagramChannel'
Unknown channel option 'IP_DONTFRAGMENT' for channel '[id: 0x4beb0d67]' of type 'class io.netty.channel.epoll.EpollDatagramChannel'
Took 913ms 619us 316ns to setup transport!

Reproduction Steps

  • was running last day (feb 6) and today, i try rstart and it dont work
  • new instances work. But i want to keep my own world.
  • i saw some other problems in internet, some about AMP and Hytale integration.. But not sure
2

Looks like a mod issue, maybe a configuration issue for that mod