From 48992d2a4a2b947507dc55ddc3b8c1087a4aebfe Mon Sep 17 00:00:00 2001
From: Jesse Boyd <jessepaleg@gmail.com>
Date: Mon, 26 Mar 2018 20:35:56 +1100
Subject: [PATCH] Fixes #943

---
 .../com/boydti/fawe/bukkit/v0/BukkitQueue_0.java     | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/bukkit/src/main/java/com/boydti/fawe/bukkit/v0/BukkitQueue_0.java b/bukkit/src/main/java/com/boydti/fawe/bukkit/v0/BukkitQueue_0.java
index 53fac357..84391eb2 100644
--- a/bukkit/src/main/java/com/boydti/fawe/bukkit/v0/BukkitQueue_0.java
+++ b/bukkit/src/main/java/com/boydti/fawe/bukkit/v0/BukkitQueue_0.java
@@ -95,6 +95,18 @@ public abstract class BukkitQueue_0<CHUNK, CHUNKSECTIONS, SECTION> extends NMSMa
         return super.supports(capability);
     }
 
+    @Override
+    public void sendChunk(FaweChunk fc) {
+        if (!Fawe.isMainThread()) {
+            startSet(true);
+            try {
+                super.sendChunk(fc);
+            } finally {
+                endSet(true);
+            }
+        }
+    }
+
     @Override
     public void sendChunkUpdate(FaweChunk chunk, FawePlayer... players) {
         if (supports(Capability.CHUNK_PACKETS)) {