From 845c32bd18af9430220b290800c45e4b794a931a Mon Sep 17 00:00:00 2001
From: dordsor21 <dordsor21@gmail.com>
Date: Sat, 19 Sep 2020 20:46:46 +0100
Subject: [PATCH] Fix #639 looks like we too speedy

---
 .../fawe/beta/implementation/queue/SingleThreadQueueExtent.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/queue/SingleThreadQueueExtent.java b/worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/queue/SingleThreadQueueExtent.java
index 571191418..72c449639 100644
--- a/worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/queue/SingleThreadQueueExtent.java
+++ b/worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/queue/SingleThreadQueueExtent.java
@@ -216,7 +216,7 @@ public class SingleThreadQueueExtent extends ExtentBatchProcessorHolder implemen
     }
 
     @Override
-    public final IQueueChunk getOrCreateChunk(int x, int z) {
+    public synchronized final IQueueChunk getOrCreateChunk(int x, int z) {
         final long pair = (long) x << 32 | z & 0xffffffffL;
         if (pair == lastPair) {
             return lastChunk;