Помогите ModifyWorld ошибки

Код:

2013-06-13 08:53:56 [SEVERE] Could not pass event InventoryClickEvent to Modifyworld v1.19.4
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427)
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
    at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30)
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478)
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463)
    at net.minecraft.server.v1_5_R3.PlayerConnection.a(PlayerConnection.java:1375)
    at net.minecraft.server.v1_5_R3.Packet102WindowClick.handle(SourceFile:31)
    at org.spigotmc.netty.NettyNetworkManager.b(NettyNetworkManager.java:218)
    at net.minecraft.server.v1_5_R3.PlayerConnection.d(PlayerConnection.java:115)
    at net.minecraft.server.v1_5_R3.ServerConnection.b(SourceFile:35)
    at org.spigotmc.MultiplexingServerConnection.b(MultiplexingServerConnection.java:72)
    at net.minecraft.server.v1_5_R3.MinecraftServer.r(MinecraftServer.java:583)
    at net.minecraft.server.v1_5_R3.DedicatedServer.r(DedicatedServer.java:227)
    at net.minecraft.server.v1_5_R3.MinecraftServer.q(MinecraftServer.java:472)
    at net.minecraft.server.v1_5_R3.MinecraftServer.run(MinecraftServer.java:404)
    at net.minecraft.server.v1_5_R3.ThreadServerApplication.run(SourceFile:573)
Caused by: java.lang.ArrayIndexOutOfBoundsException

Как исправить?Если удалить ModifyWorld то никакого вреда не принесет?