[SEVERE] Error occurred while enabling MobArena v0.94.3.24 (Is it up to date?): while scanning for the next token; found character  '\t' that cannot start any token
while scanning for the next token
found character     '\t' that cannot start any token
 in "<reader>", line 20, column 31:
            armor: 310,311,312,313
                                  ^

    at org.yaml.snakeyaml.scanner.ScannerImpl.fetchMoreTokens(ScannerImpl.java:358)
    at org.yaml.snakeyaml.scanner.ScannerImpl.checkToken(ScannerImpl.java:179)
    at org.yaml.snakeyaml.parser.ParserImpl$ParseBlockMappingKey.produce(ParserImpl.java:563)
    at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:161)
    at org.yaml.snakeyaml.parser.ParserImpl.checkEvent(ParserImpl.java:146)
    at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java:230)
    at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:160)
    at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java:237)
    at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:160)
    at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java:237)
    at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:160)
    at org.yaml.snakeyaml.composer.Composer.composeDocument(Composer.java:123)
    at org.yaml.snakeyaml.composer.Composer.getSingleNode(Composer.java:106)
    at org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseConstructor.java:121)
    at org.yaml.snakeyaml.Yaml.loadFromReader(Yaml.java:480)
    at org.yaml.snakeyaml.Yaml.load(Yaml.java:423)
    at org.bukkit.util.config.Configuration.load(Configuration.java:89)
    at com.garbagemule.MobArena.MobArena.loadConfig(Unknown Source)
    at com.garbagemule.MobArena.MobArena.onEnable(Unknown Source)
    at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:188)
    at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:968)
    at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:280)
    at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:186)
    at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:169)
    at org.bukkit.craftbukkit.CraftServer.reload(CraftServer.java:436)
    at org.bukkit.Bukkit.reload(Bukkit.java:187)
    at org.bukkit.command.defaults.ReloadCommand.execute(ReloadCommand.java:22)
    at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:165)
    at org.bukkit.craftbukkit.CraftServer.dispatchCommand(CraftServer.java:378)
    at org.bukkit.craftbukkit.CraftServer.dispatchCommand(CraftServer.java:374)
    at net.minecraft.server.MinecraftServer.b(MinecraftServer.java:564)
    at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:541)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:425)
    at net.minecraft.server.ThreadServerApplication.run(SourceFile:457)