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Hytale: Known Early Access Stability Issues (HyFixes)

This guide was created with the following products:

(Details may vary with products from different providers but the main concepts remain the same)

Introduction

Hytale is currently available in Early Access, which means certain gameplay mechanics and engine components are still under active development. Some issues may occur that are not caused by server configuration, hosting performance, or player actions.

In specific cases, known bugs within the game can lead to server crashes, player disconnects or broken interactions. The following information explains when such issues are likely related to the game itself and how they can be mitigated using the HyFixes mod until the game developers have fully fixed this.

Early Access Notice

Hytale released on January 13th, 2026 and is currently available in Early Access. As the game is still in an active development phase, server software, configuration files, modding support, and installation workflows may continue to change over time.

Symptoms

The issues addressed by this guide typically appear even when the server is correctly configured and running without performance problems. Affected servers may show behavior such as unexpected crashes during normal gameplay, players being kicked without clear error messages, or crashes triggered by specific in-game actions.

Common scenarios include crashes when players interact with certain items, crafting stations, quests, or when entering or leaving specific areas such as dungeons. In many cases, the problem is reproducible and occurs consistently under the same conditions.

Cause

As bugs are a common occurrence in early access games, there may also be bugs in the server software. They are not necessarily related to hosting hardware, network stability, or incorrect server configuration. Because these bugs occur at the game or engine level, they cannot always be resolved through configuration changes or standard troubleshooting steps. Official fixes are expected over time as development progresses, but some issues may persist between updates.

Solution and when to use

HyFixes is a community-maintained mod designed to address a collection of known stability issues in Hytale. It focuses on preventing crashes and server instability by safely handling problematic interactions and edge cases within the game.

The mod does not change gameplay mechanics or balance. Instead, it acts as a protective layer that prevents known bugs from causing crashes or disconnects.

To install HyFixes, follow the standard mod installation procedure described in the Install Mods guide. This guide explains where mods must be placed and how they are loaded by the server.

HyFixes should be considered when standard troubleshooting steps have already been completed and the issue persists. It is recommended for servers experiencing repeated crashes or instability linked to known Early Access bugs.

What Gets Fixed

HyFixes focuses on resolving a set of known stability and crash-related issues that occur in the current Early Access version of Hytale. The following issues are addressed by HyFixes:

  • Pickup Item Crash - World thread crash when player disconnects while picking up item
  • RespawnBlock Crash - Player kicked when breaking bed/sleeping bag
  • ProcessingBench Crash - Player kicked when bench is destroyed while open
  • Instance Exit Crash - Player kicked when exiting dungeon with corrupted data
  • Chunk Memory Bloat - Server runs out of memory from unloaded chunks
  • CraftingManager Crash - Player kicked when opening crafting bench
  • InteractionManager Crash - Player kicked during certain interactions
  • Quest Objective Crash - Quest system crashes when target despawns
  • SpawnMarker Crash - World crash during entity spawning
  • Sync Buffer Overflow - Fixes combat/food/tool desync (400-2500 errors per session)
  • Sync Position Gap - Fixes "out of order" exception that kicks players
  • Instance Portal Race - Fixes "player already in world" crash when entering portals
  • Null SpawnController - Fixes world crashes when spawn beacons load
  • Null Spawn Parameters - Fixes world crashes in volcanic/cave biomes
  • Duplicate Block Components - Fixes player kicks when using teleporters
  • Null npcReferences (Removal) - Fixes crash on spawn marker removal
  • Null npcReferences (Constructor) - ROOT CAUSE FIX: Initializes array in SpawnMarkerEntity constructor
  • BlockCounter Not Decrementing - Fixes teleporter limit stuck at 5
  • WorldMapTracker Iterator Crash - Fixes server crashes every ~30 min on high-pop servers

Conclusion

Some stability issues on Hytale servers are caused by known Early Access bugs that cannot be resolved through configuration changes alone.

In these cases, HyFixes provides a practical and effective solution to improve server stability until official fixes are released. For further questions or assistance, please don't hesitate to contact our support team, which is available daily to assist you! 🙂