From 08748d4dc36efc9931480b5231fb1287f0834d82 Mon Sep 17 00:00:00 2001
From: Zrips <zripas@gmail.com>
Date: Tue, 10 Jan 2017 17:31:49 +0200
Subject: [PATCH] Clone explorer hashmap before recording, to prevent

ConcurrentModificationException
---
 com/gamingmesh/jobs/dao/JobsDAO.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/com/gamingmesh/jobs/dao/JobsDAO.java b/com/gamingmesh/jobs/dao/JobsDAO.java
index 1a574dd9..1e73b3cf 100644
--- a/com/gamingmesh/jobs/dao/JobsDAO.java
+++ b/com/gamingmesh/jobs/dao/JobsDAO.java
@@ -1304,7 +1304,10 @@ public abstract class JobsDAO {
 	    prest2 = conn.prepareStatement("INSERT INTO `" + prefix + "explore` (`worldname`, `chunkX`, `chunkZ`, `playerName`) VALUES (?, ?, ?, ?);");
 	    conn.setAutoCommit(false);
 	    int i = 0;
-	    for (Entry<String, ExploreRegion> worlds : Jobs.getExplore().getWorlds().entrySet()) {
+	    
+	    HashMap<String, ExploreRegion> temp = new HashMap<String, ExploreRegion>(Jobs.getExplore().getWorlds());
+	    
+	    for (Entry<String, ExploreRegion> worlds : temp.entrySet()) {
 		for (ExploreChunk oneChunk : worlds.getValue().getChunks()) {
 		    if (!oneChunk.isNew())
 			continue;