NullpointerException - "Failed to save Chunk"

[BURN447]

I've been running into this bug in both a development environment and in a built jar. I cannot find a solution to this anywhere on the internet, and I was wondering if anyone can interpret this differently than I did.

 

Spoiler

 

 

[23:05:15] [Server thread/INFO] [net.minecraft.server.integrated.IntegratedServer]: Saving and pausing game...

[23:05:15] [Server thread/INFO] [net.minecraft.server.MinecraftServer]: Saving chunks for level 'WorldGen'/overworld

[23:05:16] [Server thread/INFO] [net.minecraft.server.MinecraftServer]: Stopping server

[23:05:16] [Server thread/INFO] [net.minecraft.server.MinecraftServer]: Saving players

[23:05:16] [Server thread/INFO] [net.minecraft.network.NetHandlerPlayServer]: BURN447 lost connection: Disconnected

[23:05:16] [Server thread/INFO] [net.minecraft.server.MinecraftServer]: BURN447 left the game

[23:05:16] [Server thread/INFO] [net.minecraft.network.NetHandlerPlayServer]: Stopping singleplayer server as player logged out

[23:05:16] [Server thread/INFO] [net.minecraft.server.MinecraftServer]: Saving worlds

[23:05:16] [Server thread/INFO] [net.minecraft.server.MinecraftServer]: Saving chunks for level 'WorldGen'/overworld

[23:05:16] [File IO Thread/ERROR] [net.minecraft.world.chunk.storage.AnvilChunkLoader]: Failed to save chunk

java.lang.NullPointerException: null

at net.minecraft.nbt.NBTTagCompound.func_150298_a(NBTTagCompound.java:469) ~[fy.class:?]

at net.minecraft.nbt.NBTTagCompound.func_74734_a(NBTTagCompound.java:35) ~[fy.class:?]

at net.minecraft.nbt.NBTTagCompound.func_150298_a(NBTTagCompound.java:474) ~[fy.class:?]

at net.minecraft.nbt.NBTTagCompound.func_74734_a(NBTTagCompound.java:35) ~[fy.class:?]

at net.minecraft.nbt.NBTTagList.func_74734_a(NBTTagList.java:34) ~[ge.class:?]

at net.minecraft.nbt.NBTTagCompound.func_150298_a(NBTTagCompound.java:474) ~[fy.class:?]

at net.minecraft.nbt.NBTTagCompound.func_74734_a(NBTTagCompound.java:35) ~[fy.class:?]

at net.minecraft.nbt.NBTTagCompound.func_150298_a(NBTTagCompound.java:474) ~[fy.class:?]

at net.minecraft.nbt.NBTTagCompound.func_74734_a(NBTTagCompound.java:35) ~[fy.class:?]

at net.minecraft.nbt.CompressedStreamTools.func_150663_a(CompressedStreamTools.java:112) ~[gi.class:?]

at net.minecraft.nbt.CompressedStreamTools.func_74800_a(CompressedStreamTools.java:102) ~[gi.class:?]

at net.minecraft.world.chunk.storage.AnvilChunkLoader.func_183013_b(AnvilChunkLoader.java:241) ~[aye.class:?]

at net.minecraft.world.chunk.storage.AnvilChunkLoader.func_75814_c(AnvilChunkLoader.java:219) [aye.class:?]

at net.minecraft.world.storage.ThreadedFileIOBase.func_75736_b(SourceFile:37) [bgx.class:?]

at net.minecraft.world.storage.ThreadedFileIOBase.run(SourceFile:30) [bgx.class:?]

at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]

[23:05:16] [Server thread/INFO] [FML]: Unloading dimension 0

[23:05:16] [Server thread/INFO] [FML]: Applying holder lookups

[23:05:16] [Server thread/INFO] [FML]: Holder lookups applied

[23:05:18] [main/INFO] [net.minecraft.client.Minecraft]: Stopping!

[23:05:18] [main/INFO] [net.minecraft.client.audio.SoundManager]: SoundSystem shutting down...

[23:05:18] [main/WARN] [net.minecraft.client.audio.SoundManager]: Author: Paul Lamb, www.paulscode.com

Process exited with code 0.

 

 

 

The code is all available at https://github.com/burn447/dartcraftreloaded

Edited December 22, 2018 by BURN447