[15:05:20] [Async Chat Thread - #1/ERROR]: Could not pass event AsyncPlayerChatEvent to BedWars v1.0.22
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:310) ~[bedwars-spigot.jar:git-Spigot-21fe707-e1ebe52]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[bedwars-spigot.jar:git-Spigot-21fe707-e1ebe52]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [bedwars-spigot.jar:git-Spigot-21fe707-e1ebe52]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:484) [bedwars-spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.PlayerConnection.chat(PlayerConnection.java:1084) [bedwars-spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1022) [bedwars-spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.PacketPlayInChat$1.run(PacketPlayInChat.java:39) [bedwars-spigot.jar:git-Spigot-21fe707-e1ebe52]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_162]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_162]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_162]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_162]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_162]
Caused by: java.lang.IllegalArgumentException: Illegal group reference
	at java.util.regex.Matcher.appendReplacement(Matcher.java:857) ~[?:1.8.0_162]
	at java.util.regex.Matcher.replaceAll(Matcher.java:955) ~[?:1.8.0_162]
	at java.lang.String.replaceAll(String.java:2223) ~[?:1.8.0_162]
	at ro.mag.bedwars.utils.Utils.replaceChatFormat(Utils.java:1896) ~[?:?]
	at ro.mag.bedwars.events.ChatEvent.onChat(ChatEvent.java:124) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor90.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_162]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_162]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[bedwars-spigot.jar:git-Spigot-21fe707-e1ebe52]
	... 11 more