Bukkit

What steps will reproduce the problem?
1.Works fine 1 out of 3 times
2.when a player uses the kit it says errror occured 2/3 of 3 times
3.

What is the expected output? What do you see instead?

[12:12:01] [Server thread/WARN]: java.lang.ArrayIndexOutOfBoundsException: 0
[12:12:01] [Server thread/WARN]:     at us.drome.CobraKits.CobraKits.SaveCooldowns(CobraKits.java:274)
[12:12:01] [Server thread/WARN]:     at us.drome.CobraKits.CobraKits.onDisable(CobraKits.java:151)
[12:12:01] [Server thread/WARN]:     at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:252)
[12:12:01] [Server thread/WARN]:     at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:374)
[12:12:01] [Server thread/WARN]:     at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:403)
[12:12:01] [Server thread/WARN]:     at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:396)
[12:12:01] [Server thread/WARN]:     at org.bukkit.plugin.SimplePluginManager.clearPlugins(SimplePluginManager.java:437)
[12:12:01] [Server thread/WARN]:     at org.bukkit.craftbukkit.v1_7_R1.CraftServer.reload(CraftServer.java:602)
[12:12:01] [Server thread/WARN]:     at org.bukkit.Bukkit.reload(Bukkit.java:279)
[12:12:01] [Server thread/WARN]:     at org.bukkit.command.defaults.ReloadCommand.execute(ReloadCommand.java:23)
[12:12:01] [Server thread/WARN]:     at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:199)
[12:12:01] [Server thread/WARN]:     at org.bukkit.craftbukkit.v1_7_R1.CraftServer.dispatchCommand(CraftServer.java:544)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.PlayerConnection.handleCommand(PlayerConnection.java:932)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.PlayerConnection.a(PlayerConnection.java:814)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.PacketPlayInChat.a(PacketPlayInChat.java:28)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.PacketPlayInChat.handle(PacketPlayInChat.java:47)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.NetworkManager.a(NetworkManager.java:146)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.ServerConnection.c(SourceFile:134)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:655)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:250)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:545)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java:457)
[12:12:01] [Server thread/WARN]:     at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:617)
and here
[12:17:55] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'kit' in plugin CobraKits v1.1
    at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:199) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at org.bukkit.craftbukkit.v1_7_R1.CraftServer.dispatchCommand(CraftServer.java:544) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.PlayerConnection.handleCommand(PlayerConnection.java:932) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.PlayerConnection.a(PlayerConnection.java:814) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.PacketPlayInChat.a(PacketPlayInChat.java:28) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.PacketPlayInChat.handle(PacketPlayInChat.java:47) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.NetworkManager.a(NetworkManager.java:146) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.ServerConnection.c(SourceFile:134) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:655) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:250) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:545) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java:457) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
    at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:617) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-15-g2f3dbd3-b2995jnks]
Caused by: java.lang.ArrayIndexOutOfBoundsException: 0
    at us.drome.CobraKits.CobraKits.SaveCooldowns(CobraKits.java:274) ~[?:?]
    at us.drome.CobraKits.CobraKits.applyKit(CobraKits.java:1166) ~[?:?]
    at us.drome.CobraKits.CobraKits.giveKit(CobraKits.java:1123) ~[?:?]
    at

What version of the product are you using?

newest
Do you have an error log of what happened?

postet up there
Please provide any additional information below.

I need this plugin