2012-12-09 03:12:28 [INFO] [RPG-NPC] Enabling RPG-NPC v2.2.4
2012-12-09 03:12:28 [SEVERE] Error occurred while enabling RPG-NPC v2.2.4 (Is it up to date?)
java.lang.NoClassDefFoundError: net/minecraft/server/Entity
	at me.neodork.rpgnpc.QuesterMain.onEnable(QuesterMain.java:214)
	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.v1_4_5.CraftServer.loadPlugin(CraftServer.java:270)
	at org.bukkit.craftbukkit.v1_4_5.CraftServer.enablePlugins(CraftServer.java:252)
	at net.minecraft.server.v1_4_5.MinecraftServer.j(MinecraftServer.java:320)
	at net.minecraft.server.v1_4_5.MinecraftServer.e(MinecraftServer.java:299)
	at net.minecraft.server.v1_4_5.MinecraftServer.a(MinecraftServer.java:258)
	at net.minecraft.server.v1_4_5.DedicatedServer.init(DedicatedServer.java:147)
	at net.minecraft.server.v1_4_5.MinecraftServer.run(MinecraftServer.java:398)
	at net.minecraft.server.v1_4_5.ThreadServerApplication.run(SourceFile:856)
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.Entity
	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)
	... 12 more