ModeledNPCS Quests, Dialogues & Commands v8.4

Core Fixes & Enhancements​

• Async Save Crash Fix
  Wrapped .saveNPCsAsync() with a safe copy of npcDataMap to prevent ConcurrentModificationException during entity add/remove operations.
• Thread-Safe NPC Registry
  Methods addNPC(...) and removeNPC(...) are now synchronized to ensure consistency during multi-threaded saves or modifications.
• Ghost NPC Detection & Cleanup
  • Added verifyStartupNPCIntegrity() to detect and clean ghost entities left after crashes or config issues.
  • Logs and removes entities with no corresponding npcdata.yml record.
  • Also re-links missing UUIDs for valid tracked NPCs.
• Validation Safety Enhancements
  • Added world/location checks before spawning or validating NPCs.
  • Warns if npcdata.yml is empty but NPCs are still visible in the world.
  • MythicMobs & ModelEngine spawn validation ensured via registry lookups.

Fixed a

NullPointerException

Click to expand...

caused when updating NPC holograms before the QuestManager was fully loaded.

• Now safely checks if QuestManager and HologramManager are ready before updating.
  
  
• Improved error logging when dependencies are missing.

1. 

   Bug Fixes​

   
   NPCs Not Loading from npcdata.yml • Fixed an issue where NPCs weren't loading because the spawn world wasn't initialized yet.
   • NPC loading now waits until the world is fully available before proceeding.
   
   NPC Section Ignored • Fixed silent skip when npcs section existed but NPCs were not being processed.
   • Added debug logs to trace detection and key loading.
   
   UUID Binding Failures • Improved handling of entityUUID and internalUUID rebinding.
   • NPCs now correctly restore state, location, and entity reference. ---
   

   

   Improvements​

   
   Extensive Debug Logging • Added logs to show root config keys, presence of npcs, world name checks, and spawn tracking.
   
   Auto-World Loader Support • If a world is missing at startup (e.g. spawn), it will now attempt to load it dynamically before skipping NPCs.
   
   Better ID Pool Management • More accurate handling and reuse of available NPC IDs.
   
   
   
   
   
   
   
   
   

• Fixed a rare issue where some NPCs would stop tracking players after server reloads.

• Fixed an issue where AutoLook randomly disabled on some NPCs (e.g., ID 0).

• Fixed a bug where Autolook was causing HIGH MS LAG

• NPC name and auto-look settings are now correctly restored after reloading.

• Stability improvements for NPC spawning and removal.

Developer Options:

• Added new debug mode toggle via config.yml:

debug: true will now print NPC logs like direction, angle, and auto-look status.

Fix: added null checks to NPC interaction handlers

Fixed name not moving with NPC

Bug Fixes​

• Fixed looped animation (e.g. fidget) from meganimation.yml not playing correctly after spawn.
• Fixed NPC custom names & holograms not applying after server restart.
• Fixed missing name display for ModelEngine NPCs due to entity rebind on join.

New Features​

• Re-added /mnpc rotate <id> <degrees> <left|right> command to manually rotate NPCs.
• Auto-look PDC integration: rotation now persists and is detected via PersistentDataContainer.

Fixed modelengine npcs names does not persist after restart