Shitty Plotme dies again

[23:20:33 INFO]:  [DEV] --| x0Z3ro0x,".plotme"
[23:20:37 INFO]: eforn issued server command: /plotme
[23:20:37 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'plot
me' in plugin PlotMe v0.15.2
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spi
got-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at us.Myles.PWP.FakeSimpleCommandMap.dispatch(FakeSimpleCommandMap.java:
95) ~[?:?]
        at org.bukkit.craftbukkit.v1_8_R1.CraftServer.dispatchCommand(CraftServe
r.java:646) ~[spigot-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at net.minecraft.server.v1_8_R1.PlayerConnection.handleCommand(PlayerCon
nection.java:1115) [spigot-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at net.minecraft.server.v1_8_R1.PlayerConnection.a(PlayerConnection.java
:950) [spigot-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at net.minecraft.server.v1_8_R1.PacketPlayInChat.a(PacketPlayInChat.java
:26) [spigot-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at net.minecraft.server.v1_8_R1.PacketPlayInChat.a(PacketPlayInChat.java
:53) [spigot-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at net.minecraft.server.v1_8_R1.PacketHandleTask.run(SourceFile:13) [spi
got-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [
?:1.8.0_31]
        at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_31]
        at net.minecraft.server.v1_8_R1.MinecraftServer.z(MinecraftServer.java:6
83) [spigot-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at net.minecraft.server.v1_8_R1.DedicatedServer.z(DedicatedServer.java:3
16) [spigot-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at net.minecraft.server.v1_8_R1.MinecraftServer.y(MinecraftServer.java:6
23) [spigot-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java
:526) [spigot-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_31]
Caused by: java.lang.ArrayIndexOutOfBoundsException: 0
        at com.worldcretornica.plotme_core.PlotMeCoreManager.getFirstWorld(PlotM
eCoreManager.java:318) ~[?:?]
        at com.worldcretornica.plotme_core.commands.CmdShowHelp.exec(CmdShowHelp
.java:145) ~[?:?]
        at com.worldcretornica.plotme_core.bukkit.BukkitCommand.onCommand(Bukkit
Command.java:105) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spi
got-1.8.jar:git-Spigot-d0d1d87-15e81cf]
        ... 14 more