From 63ce4fe0bd893d46cffb09e322273d7e89208b40 Mon Sep 17 00:00:00 2001
From: Leijurv <leijurv@gmail.com>
Date: Tue, 16 Oct 2018 11:32:27 -0700
Subject: [PATCH] don't crash on empty region

---
 src/main/java/baritone/cache/CachedWorld.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/main/java/baritone/cache/CachedWorld.java b/src/main/java/baritone/cache/CachedWorld.java
index 60126fca..14b66839 100644
--- a/src/main/java/baritone/cache/CachedWorld.java
+++ b/src/main/java/baritone/cache/CachedWorld.java
@@ -167,6 +167,9 @@ public final class CachedWorld implements ICachedWorld, Helper {
     private synchronized void prune() {
         BlockPos pruneCenter = guessPosition();
         for (CachedRegion region : allRegions()) {
+            if (region == null) {
+                continue;
+            }
             int distX = (region.getX() * 512 + 256) - pruneCenter.getX();
             int distZ = (region.getZ() * 512 + 256) - pruneCenter.getZ();
             double dist = Math.sqrt(distX * distX + distZ * distZ);
@@ -187,6 +190,9 @@ public final class CachedWorld implements ICachedWorld, Helper {
         }
         CachedChunk mostRecentlyModified = null;
         for (CachedRegion region : allRegions()) {
+            if (region == null) {
+                continue;
+            }
             CachedChunk ch = region.mostRecentlyModified();
             if (ch == null) {
                 continue;