Error occurred while enabling EasyBan v3.0.2 B:21 (Is it up to date?)
java.lang.NoClassDefFoundError: org/bukkit/util/config/Configuration
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(Unknown Source)
	at java.security.SecureClassLoader.defineClass(Unknown Source)
	at java.net.URLClassLoader.defineClass(Unknown Source)
	at java.net.URLClassLoader.access$100(Unknown Source)
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(Unknown Source)
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:44)
	at org.bukkit.plugin.java.JavaPluginLoader.getClassByName(JavaPluginLoader.java:239)
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:40)
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:29)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at uk.org.whoami.easyban.EasyBan.onEnable(EasyBan.java:78)
	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)
Caused by: java.lang.ClassNotFoundException: org.bukkit.util.config.Configuration
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:34)
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:29)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	... 27 more