20:18:08 [WARNING] [mcMMO] Errors were found in config.yml! mcMMO was disabled!
20:18:08 [SEVERE] Error occurred while disabling mcMMO v1.4.07-b3337 (Is it up to date?)
java.lang.ExceptionInInitializerError
        at com.gmail.nossr50.mcMMO.onDisable(mcMMO.java:135)
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:219)
        at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:481)
        at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:401)
        at com.gmail.nossr50.config.ConfigLoader.validate(ConfigLoader.java:63)
        at com.gmail.nossr50.config.Config.<init>(Config.java:17)
        at com.gmail.nossr50.config.Config.getInstance(Config.java:22)
        at com.gmail.nossr50.locale.LocaleLoader.initialize(LocaleLoader.java:65)
        at com.gmail.nossr50.locale.LocaleLoader.getString(LocaleLoader.java:21)
        at com.gmail.nossr50.locale.LocaleLoader.getString(LocaleLoader.java:16)
        at com.gmail.nossr50.datatypes.skills.ToolType.<clinit>(ToolType.java:10)
        at com.gmail.nossr50.datatypes.skills.SkillType.<clinit>(SkillType.java:30)
        at com.gmail.nossr50.skills.child.ChildConfig.loadKeys(ChildConfig.java:21)
        at com.gmail.nossr50.skills.child.ChildConfig.<init>(ChildConfig.java:14)
        at com.gmail.nossr50.mcMMO.loadConfigFiles(mcMMO.java:274)
        at com.gmail.nossr50.mcMMO.onEnable(mcMMO.java:81)
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:217)
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:457)
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:382)
        at org.bukkit.craftbukkit.v1_5_R3.CraftServer.loadPlugin(CraftServer.java:305)
        at org.bukkit.craftbukkit.v1_5_R3.CraftServer.enablePlugins(CraftServer.java:287)
        at org.bukkit.craftbukkit.v1_5_R3.CraftServer.<init>(CraftServer.java:241)
        at net.minecraft.server.v1_5_R3.PlayerList.<init>(PlayerList.java:55)
        at net.minecraft.server.v1_5_R3.DedicatedPlayerList.<init>(SourceFile:11)
        at net.minecraft.server.v1_5_R3.DedicatedServer.init(DedicatedServer.java:58)
        at net.minecraft.server.v1_5_R3.MinecraftServer.run(MinecraftServer.java:388)
        at net.minecraft.server.v1_5_R3.ThreadServerApplication.run(SourceFile:573)
Caused by: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
        at java.util.ArrayList.rangeCheck(ArrayList.java:640)
        at java.util.ArrayList.get(ArrayList.java:416)
        at org.bukkit.craftbukkit.v1_5_R3.CraftOfflinePlayer.<init>(CraftOfflinePlayer.java:32)
        at org.bukkit.craftbukkit.v1_5_R3.CraftServer.getOfflinePlayer(CraftServer.java:1135)
        at org.bukkit.craftbukkit.v1_5_R3.CraftServer.getOfflinePlayer(CraftServer.java:1111)
        at org.bukkit.Bukkit.getOfflinePlayer(Bukkit.java:408)
        at com.gmail.nossr50.util.scoreboards.ScoreboardManager.getOfflinePlayer(ScoreboardManager.java:41)
        at com.gmail.nossr50.util.scoreboards.ScoreboardManager.<clinit>(ScoreboardManager.java:250)
        ... 27 more
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