2012-11-03 17:26:59 [SEVERE] Unhandled exception executing command 'mw' in plugin My Worlds v1.53
2012-11-03 17:26:59 [SEVERE] java.lang.NullPointerException
2012-11-03 17:26:59 [SEVERE] 	at com.bergerkiller.bukkit.mw.commands.Command.hasPermission(Command.java:64)
2012-11-03 17:26:59 [SEVERE] 	at com.bergerkiller.bukkit.mw.commands.Command.showUsage(Command.java:113)
2012-11-03 17:26:59 [SEVERE] 	at com.bergerkiller.bukkit.mw.commands.Command.execute(Command.java:349)
2012-11-03 17:26:59 [SEVERE] 	at com.bergerkiller.bukkit.mw.commands.Command.execute(Command.java:330)
2012-11-03 17:26:59 [SEVERE] 	at com.bergerkiller.bukkit.mw.MyWorlds.command(MyWorlds.java:155)
2012-11-03 17:26:59 [SEVERE] 	at com.bergerkiller.bukkit.common.PluginBase.onCommand(PluginBase.java:552)
2012-11-03 17:26:59 [SEVERE] 	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
2012-11-03 17:26:59 [SEVERE] 	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:185)
2012-11-03 17:26:59 [SEVERE] 	at org.bukkit.craftbukkit.CraftServer.dispatchCommand(CraftServer.java:504)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.NetServerHandler.handleCommand(NetServerHandler.java:911)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.NetServerHandler.chat(NetServerHandler.java:824)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:806)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.Packet3Chat.handle(Packet3Chat.java:44)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.NetworkManager.b(NetworkManager.java:282)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.NetServerHandler.d(NetServerHandler.java:111)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.ServerConnection.b(SourceFile:35)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.DedicatedServerConnection.b(SourceFile:30)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:578)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.DedicatedServer.r(DedicatedServer.java:215)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:495)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:428)
2012-11-03 17:26:59 [SEVERE] 	at net.minecraft.server.ThreadServerApplication.run(SourceFile:818)