From 3d5cd0953f5f6c4e2c64e05b1ca18cafdb2456e0 Mon Sep 17 00:00:00 2001
From: CraftBukkit/Spigot <noreply+git-craftbukkit@papermc.io>
Date: Sat, 29 Nov 2014 15:05:28 +0000
Subject: [PATCH] Ignore invalid blocks in ChunkSnapshots

By: Thinkofdeath <thinkofdeath@spigotmc.org>
---
 .../src/main/java/org/bukkit/craftbukkit/CraftChunk.java         | 1 +
 1 file changed, 1 insertion(+)

diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunk.java b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
index 9b481a08fd..9b6632ff4e 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
@@ -170,6 +170,7 @@ public class CraftChunk implements Chunk {
                 for (int j = 0; j < 4096; j++) {
                     if (baseids[j] == 0) continue;
                     IBlockData blockData = (IBlockData) net.minecraft.server.Block.d.a(baseids[j]);
+                    if (blockData == null) continue;
                     blockids[j] = (short) net.minecraft.server.Block.getId(blockData.getBlock());
                     int data = blockData.getBlock().toLegacyData(blockData);
                     int jj = j >> 1;