ChatSystem

[00:03:09] [Async Chat Thread - #0/ERROR]: Could not pass event AsyncPlayerChatEvent to ChatSystem v6.0
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:310) ~[Spigot_server1.8.7.jar:git-Spigot-f94fe8f-d27e6d0]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[Spigot_server1.8.7.jar:git-Spigot-f94fe8f-d27e6d0]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [Spigot_server1.8.7.jar:git-Spigot-f94fe8f-d27e6d0]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:484) [Spigot_server1.8.7.jar:git-Spigot-f94fe8f-d27e6d0]
	at net.minecraft.server.v1_8_R3.PlayerConnection.chat(PlayerConnection.java:1084) [Spigot_server1.8.7.jar:git-Spigot-f94fe8f-d27e6d0]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1022) [Spigot_server1.8.7.jar:git-Spigot-f94fe8f-d27e6d0]
	at net.minecraft.server.v1_8_R3.PacketPlayInChat$1.run(PacketPlayInChat.java:39) [Spigot_server1.8.7.jar:git-Spigot-f94fe8f-d27e6d0]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_51]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_51]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.8.0_51]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.8.0_51]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_51]
Caused by: java.lang.NullPointerException
	at org.bukkit.ChatColor.translateAlternateColorCodes(ChatColor.java:324) ~[Spigot_server1.8.7.jar:git-Spigot-f94fe8f-d27e6d0]
	at com.simi02r.chat.PlayerListener.checkAd(PlayerListener.java:91) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor13.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_51]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_51]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[Spigot_server1.8.7.jar:git-Spigot-f94fe8f-d27e6d0]
	... 11 more
[00:03:09] [Async Chat Thread - #0/INFO]: [Destinycraft]<gianlucax02> im weitinf