2012-05-01 23:27:46 [SEVERE] Could not pass event PlayerCommandPreprocessEvent to FinSpamBots
java.lang.StringIndexOutOfBoundsException: String index out of range: -1
	at java.lang.String.substring(Unknown Source)
	at java.lang.String.substring(Unknown Source)
	at sr.finspambots.PL.onPlayerCommandPreprocess(PL.java:163)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301)
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:461)
	at net.minecraft.server.NetServerHandler.handleCommand(NetServerHandler.java:814)
	at net.minecraft.server.NetServerHandler.chat(NetServerHandler.java:781)
	at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:764)
	at net.minecraft.server.Packet3Chat.handle(Packet3Chat.java:34)
	at net.minecraft.server.NetworkManager.b(NetworkManager.java:229)
	at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:113)
	at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:92)
	at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:622)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:506)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)