ArenaSpleef error

2012-10-02 13:17:12 [INFO] [ArenaSpleef] Enabling ArenaSpleef v1.0.1
2012-10-02 13:17:12 [INFO] ArenaSpleef registering arena type Spleef using arenaClass mc.arena.spleef.SpleefArena
2012-10-02 13:17:12 [INFO] ArenaSpleef Loading arenas from E:\UserFiles\ERICB1\GameServers\TC73667803474383873178518\Minecraft\plugins\ArenaSpleef\arenas.yml using config
2012-10-02 13:17:12 [INFO] [ArenaSpleef] Arena section is empty in config cs=
2012-10-02 13:17:12 [SEVERE] Error occurred while enabling ArenaSpleef v1.0.1 (Is it up to date?)
java.lang.NullPointerException
at java.io.Reader.<init>(Unknown Source)
at java.io.InputStreamReader.<init>(Unknown Source)
at mc.alk.arena.controllers.APIRegistrationController.loadDefaultConfig(APIRegistrationController.java:83)
at mc.alk.arena.controllers.APIRegistrationController.init(APIRegistrationController.java:53)
at mc.alk.arena.controllers.APIRegistrationController.registerMatchType(APIRegistrationController.java:108)
at mc.alk.arena.BattleArena.registerMatchType(BattleArena.java:300)
at mc.arena.spleef.ArenaSpleef.onEnable(ArenaSpleef.java:15)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:217)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:365)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:381)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:265)
at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:247)
at net.minecraft.server.MinecraftServer.i(MinecraftServer.java:296)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:275)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:225)
at net.minecraft.server.DedicatedServer.init(DedicatedServer.java:140)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:378)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:539)