11:38:54 [SEVERE] Error occurred while enabling iSkin v3.0 (Is it up to date?): me.thehutch.iskin.iSkin.getConfig()Lorg/bukkit/configuration/file/FileConfiguration;
java.lang.NoSuchMethodError: me.thehutch.iskin.iSkin.getConfig()Lorg/bukkit/configuration/file/FileConfiguration;
        at me.thehutch.iskin.iSkin.setupConfig(iSkin.java:92)
        at me.thehutch.iskin.iSkin.onEnable(iSkin.java:36)
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:126)
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:920)
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:278)
        at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:173)
        at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:156)
        at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:297)
        at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:284)
        at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:152)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:348)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:417)