Bukkit

Error on the console upon first load:

[SEVERE] Cannot load configuration from stream
org.bukkit.configuration.InvalidConfigurationException: unacceptable character '�' (0xFFFD) special characters are not allowed
in "<string>", position 831
        at org.bukkit.configuration.file.YamlConfiguration.loadFromString(YamlConfiguration.java:55)
        at org.bukkit.configuration.file.FileConfiguration.load(FileConfiguration.java:138)
        at org.bukkit.configuration.file.YamlConfiguration.loadConfiguration(YamlConfiguration.java:202)
        at org.bukkit.plugin.java.JavaPlugin.reloadConfig(JavaPlugin.java:121)
        at org.bukkit.plugin.java.JavaPlugin.getConfig(JavaPlugin.java:111)
        at me.sharp237.softentity.SoftEntity.onEnable(SoftEntity.java:27)
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:217)
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:374)
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:381)
        at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:272)
        at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:254)
        at net.minecraft.server.MinecraftServer.j(MinecraftServer.java:320)
        at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:299)
        at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:258)
        at net.minecraft.server.DedicatedServer.init(DedicatedServer.java:141)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:400)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:818)
Caused by: unacceptable character '�' (0xFFFD) special characters are not allowed
  in "<string>", position 831
        at org.yaml.snakeyaml.reader.StreamReader.checkPrintable(StreamReader.java:70)
        at org.yaml.snakeyaml.reader.StreamReader.<init>(StreamReader.java:50)
        at org.yaml.snakeyaml.Yaml.load(Yaml.java:399)
        at org.bukkit.configuration.file.YamlConfiguration.loadFromString(YamlConfiguration.java:53)
        ... 16 more

A empty config.yml file is generated in the plugins folder. I presume this is not 1.4 compatible?