[14:29:08] [Async Chat Thread - #4/ERROR]: Could not pass event AsyncPlayerChatEvent to DeluxeChat v1.0.5
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:294) ~[spigot_1529.jar:git-Spigot-1529]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot_1529.jar:git-Spigot-1529]
	at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:35) ~[spigot_1529.jar:git-Spigot-1529]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot_1529.jar:git-Spigot-1529]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:484) [spigot_1529.jar:git-Spigot-1529]
	at net.minecraft.server.v1_7_R3.PlayerConnection.chat(PlayerConnection.java:930) [spigot_1529.jar:git-Spigot-1529]
	at net.minecraft.server.v1_7_R3.PlayerConnection.a(PlayerConnection.java:870) [spigot_1529.jar:git-Spigot-1529]
	at net.minecraft.server.v1_7_R3.PacketPlayInChat.a(PacketPlayInChat.java:28) [spigot_1529.jar:git-Spigot-1529]
	at net.minecraft.server.v1_7_R3.PacketPlayInChat$1.run(PacketPlayInChat.java:59) [spigot_1529.jar:git-Spigot-1529]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.7.0_51]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.7.0_51]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.7.0_51]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.7.0_51]
	at java.lang.Thread.run(Unknown Source) [?:1.7.0_51]
Caused by: java.util.ConcurrentModificationException
	at java.util.ArrayList$Itr.checkForComodification(Unknown Source) ~[?:1.7.0_51]
	at java.util.ArrayList$Itr.next(Unknown Source) ~[?:1.7.0_51]
	at com.gmail.dejayyy.killStats.API.ksAPI.getRatioRank(ksAPI.java:1221) ~[?:?]
	at me.clip.deluxechat.hooks.KillStatsHook.getKDRRank(KillStatsHook.java:62) ~[?:?]
	at me.clip.deluxechat.DeluxeUtil.setPlaceholders(DeluxeUtil.java:149) ~[?:?]
	at me.clip.deluxechat.DeluxeChat.sendChat(DeluxeChat.java:197) ~[?:?]
	at me.clip.deluxechat.DeluxeChat.onChat(DeluxeChat.java:131) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor279.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.7.0_51]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.7.0_51]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:292) ~[spigot_1529.jar:git-Spigot-1529]
	... 13 more