From abfbff19fadb2be0c73d203f18ba0477e6e2215d Mon Sep 17 00:00:00 2001
From: PhanaticD <javw.phanatic@gmail.com>
Date: Sat, 12 Jan 2019 22:12:17 -0500
Subject: [PATCH] null check in tempblock revert_queue, rare occasion when
 server stops before any tempblocks are made

---
 .../projectkorra/util/TempBlock.java          | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/src/com/projectkorra/projectkorra/util/TempBlock.java b/src/com/projectkorra/projectkorra/util/TempBlock.java
index 318754cb..218feca4 100644
--- a/src/com/projectkorra/projectkorra/util/TempBlock.java
+++ b/src/com/projectkorra/projectkorra/util/TempBlock.java
@@ -1,10 +1,7 @@
 package com.projectkorra.projectkorra.util;
 
-import java.util.Comparator;
-import java.util.Map;
-import java.util.PriorityQueue;
-import java.util.concurrent.ConcurrentHashMap;
-
+import com.projectkorra.projectkorra.GeneralMethods;
+import com.projectkorra.projectkorra.ProjectKorra;
 import org.bukkit.Location;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
@@ -14,8 +11,10 @@ import org.bukkit.block.data.BlockData;
 import org.bukkit.block.data.Levelled;
 import org.bukkit.scheduler.BukkitRunnable;
 
-import com.projectkorra.projectkorra.GeneralMethods;
-import com.projectkorra.projectkorra.ProjectKorra;
+import java.util.Comparator;
+import java.util.Map;
+import java.util.PriorityQueue;
+import java.util.concurrent.ConcurrentHashMap;
 
 public class TempBlock {
 
@@ -88,8 +87,10 @@ public class TempBlock {
 		for (final Block block : instances.keySet()) {
 			revertBlock(block, Material.AIR);
 		}
-		for (final TempBlock tempblock : REVERT_QUEUE) {
-			tempblock.revertBlock();
+		if (REVERT_QUEUE != null) {
+			for (final TempBlock tempblock : REVERT_QUEUE) {
+				tempblock.revertBlock();
+			}
 		}
 	}