Paper/Spigot-Server-Patches/0452-Don-t-crash-if-player-is-attempted-to-be-removed-fro.patch
Mariell Hoversholm 654b792caf Updated Upstream (CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

CraftBukkit Changes:
a339310c #755: Fix NPE when calling getInventory() for virtual EnderChests
2577f9bf Increase outdated build delay
1dabfdc8 #754: Fix pre-1.16 serialized SkullMeta being broken on 1.16+, losing textures
2020-09-27 11:04:51 -04:00

24 lines
1.2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sat, 18 Apr 2020 15:59:41 -0400
Subject: [PATCH] Don't crash if player is attempted to be removed from
untracked chunk.
I suspect it deals with teleporting as it uses players current x/y/z
diff --git a/src/main/java/net/minecraft/server/ChunkMapDistance.java b/src/main/java/net/minecraft/server/ChunkMapDistance.java
index d15bf949671c9a533573278d573376282bfed8c8..275c2b23b4d1ff09ee2b1823d0780700f773659e 100644
--- a/src/main/java/net/minecraft/server/ChunkMapDistance.java
+++ b/src/main/java/net/minecraft/server/ChunkMapDistance.java
@@ -238,8 +238,8 @@ public abstract class ChunkMapDistance {
long i = sectionposition.r().pair();
ObjectSet<EntityPlayer> objectset = (ObjectSet) this.c.get(i);
- objectset.remove(entityplayer);
- if (objectset.isEmpty()) {
+ if (objectset != null) objectset.remove(entityplayer); // Paper - some state corruption happens here, don't crash, clean up gracefully.
+ if (objectset == null || objectset.isEmpty()) { // Paper
this.c.remove(i);
this.f.update(i, Integer.MAX_VALUE, false);
this.g.update(i, Integer.MAX_VALUE, false);