Помогите Ошибка в плагине Survival Games.

Вообщем установил плагин на голодные игры,но какую бы я команду не вводил,выдает ошибка.
Версия сервер и плагина 1.5.2
Вот лог из консоли:

Спойлер

2013-06-15 16:40:47 [INFO] Marex: Reload complete.
2013-06-15 16:40:48 [WARNING] [WorldEdit] No compatible nms block class found.
2013-06-15 16:40:48 [WARNING] Can't keep up! Did the system time change, or is the server overloaded?
2013-06-15 16:40:48 [INFO] 1 1
2013-06-15 16:40:48 [WARNING] [SurvivalGames] Task #90 for SurvivalGames vB 0.4.11 generated an exception
java.lang.NullPointerException
at java.io.Reader.<init>(Reader.java:61)
at java.io.InputStreamReader.<init>(InputStreamReader.java:55)
at com.skitscape.survivalgames.util.ChestRatioStorage.setup(ChestRatioStorage.java:45)
at com.skitscape.survivalgames.SurvivalGames$Startup.run(SurvivalGames.java:98)
at org.bukkit.craftbukkit.v1_5_R3.scheduler.CraftTask.run(CraftTask.java:53)
at org.bukkit.craftbukkit.v1_5_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:345)
at net.minecraft.server.v1_5_R3.MinecraftServer.r(MinecraftServer.java:513)
at net.minecraft.server.v1_5_R3.DedicatedServer.r(DedicatedServer.java:226)
at net.minecraft.server.v1_5_R3.MinecraftServer.q(MinecraftServer.java:477)
at net.minecraft.server.v1_5_R3.MinecraftServer.run(MinecraftServer.java:410)
at net.minecraft.server.v1_5_R3.ThreadServerApplication.run(SourceFile:573)
2013-06-15 16:40:48 [INFO] Marex issued server command: //set 0
2013-06-15 16:40:51 [WARNING] [MobHealth] [MobHealth] 6.0.0 is available. You're using 5.3.4
2013-06-15 16:40:51 [WARNING] [MobHealth] [MobHealth] http://dev.bukkit.org/server-mods/mobhealth/
2013-06-15 16:41:20 [INFO] Marex issued server command: /sg help
2013-06-15 16:41:25 [INFO] Marex issued server command: /sg delarena 1
2013-06-15 16:41:25 [SEVERE] java.lang.NullPointerException
2013-06-15 16:41:25 [SEVERE]at com.skitscape.survivalgames.commands.DelArena.onCommand(DelArena.java:30)
2013-06-15 16:41:25 [SEVERE]at com.skitscape.survivalgames.CommandHandler.onCommand(CommandHandler.java:122)
2013-06-15 16:41:25 [SEVERE]at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
2013-06-15 16:41:25 [SEVERE]at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:189)
2013-06-15 16:41:25 [SEVERE]at org.bukkit.craftbukkit.v1_5_R3.CraftServer.dispatchCommand(CraftServer.java:523)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.PlayerConnection.handleCommand(PlayerConnection.java:965)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.PlayerConnection.chat(PlayerConnection.java:883)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.PlayerConnection.a(PlayerConnection.java:840)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.Packet3Chat.handle(Packet3Chat.java:44)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.NetworkManager.b(NetworkManager.java:292)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.PlayerConnection.d(PlayerConnection.java:109)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.ServerConnection.b(SourceFile:35)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.DedicatedServerConnection.b(SourceFile:30)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.MinecraftServer.r(MinecraftServer.java:581)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.DedicatedServer.r(DedicatedServer.java:226)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.MinecraftServer.q(MinecraftServer.java:477)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.MinecraftServer.run(MinecraftServer.java:410)
2013-06-15 16:41:25 [SEVERE]at net.minecraft.server.v1_5_R3.ThreadServerApplication.run(SourceFile:573)
2013-06-15 16:41:32 [INFO] Marex issued server command: /sg join
2013-06-15 16:41:32 [SEVERE] java.lang.IllegalArgumentException: Name cannot be null
2013-06-15 16:41:32 [SEVERE]at org.apache.commons.lang.Validate.notNull(Validate.java:203)
2013-06-15 16:41:32 [SEVERE]at org.bukkit.craftbukkit.v1_5_R3.CraftServer.getWorld(CraftServer.java:819)
2013-06-15 16:41:32 [SEVERE]at org.bukkit.Bukkit.getWorld(Bukkit.java:169)
2013-06-15 16:41:32 [SEVERE]at com.skitscape.survivalgames.SettingsManager.getLobbySpawn(SettingsManager.java:149)
2013-06-15 16:41:32 [SEVERE]at com.skitscape.survivalgames.commands.Join.onCommand(Join.java:28)
2013-06-15 16:41:32 [SEVERE]at com.skitscape.survivalgames.CommandHandler.onCommand(CommandHandler.java:122)
2013-06-15 16:41:32 [SEVERE]at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
2013-06-15 16:41:32 [SEVERE]at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:189)
2013-06-15 16:41:32 [SEVERE]at org.bukkit.craftbukkit.v1_5_R3.CraftServer.dispatchCommand(CraftServer.java:523)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.PlayerConnection.handleCommand(PlayerConnection.java:965)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.PlayerConnection.chat(PlayerConnection.java:883)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.PlayerConnection.a(PlayerConnection.java:840)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.Packet3Chat.handle(Packet3Chat.java:44)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.NetworkManager.b(NetworkManager.java:292)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.PlayerConnection.d(PlayerConnection.java:109)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.ServerConnection.b(SourceFile:35)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.DedicatedServerConnection.b(SourceFile:30)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.MinecraftServer.r(MinecraftServer.java:581)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.DedicatedServer.r(DedicatedServer.java:226)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.MinecraftServer.q(MinecraftServer.java:477)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.MinecraftServer.run(MinecraftServer.java:410)
2013-06-15 16:41:32 [SEVERE]at net.minecraft.server.v1_5_R3.ThreadServerApplication.run(SourceFile:573)

 

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Конфликт с MobHealth.[DOUBLEPOST=1371482637,1371482592][/DOUBLEPOST]А так же, советую заменить версию плагина на более новую.