From f9643988221e0508ffd6c1d4090457f906a42f28 Mon Sep 17 00:00:00 2001
From: RemainingToast <59129680+RemainingToast@users.noreply.github.com>
Date: Tue, 11 May 2021 17:49:39 +1000
Subject: [PATCH] Fix concurrent exception (#15)

---
 .../pistonqueue/bungee/listeners/QueueListener.java             | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/net/pistonmaster/pistonqueue/bungee/listeners/QueueListener.java b/src/main/java/net/pistonmaster/pistonqueue/bungee/listeners/QueueListener.java
index 32e5ccb..ebcfaf7 100644
--- a/src/main/java/net/pistonmaster/pistonqueue/bungee/listeners/QueueListener.java
+++ b/src/main/java/net/pistonmaster/pistonqueue/bungee/listeners/QueueListener.java
@@ -186,7 +186,7 @@ private void moveVeteran(boolean canMoveRegular) {
     }
 
     private void connectPlayer(QueueType type) {
-        for (Entry<UUID, String> entry : type.getQueueMap().entrySet()) {
+        for (Entry<UUID, String> entry : new LinkedHashMap<>(type.getQueueMap()).entrySet()) {
             ProxiedPlayer player = plugin.getProxy().getPlayer(entry.getKey());
             if (player == null || !player.isConnected()) {
                 continue;