Could not pass event EntityDamageEvent to AntiRelog
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:303)
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:459)
	at net.minecraft.server.EntityLiving.a(EntityLiving.java:840)
	at net.minecraft.server.Entity.a(Entity.java:707)
	at net.minecraft.server.Entity.move(Entity.java:565)
	at net.minecraft.server.EntityLiving.a(EntityLiving.java:958)
	at net.minecraft.server.EntityLiving.e(EntityLiving.java:1142)
	at net.minecraft.server.EntityMonster.e(EntityMonster.java:21)
	at net.minecraft.server.EntityEnderman.e(EntityEnderman.java:178)
	at net.minecraft.server.EntityLiving.F_(EntityLiving.java:447)
	at net.minecraft.server.EntityMonster.F_(EntityMonster.java:25)
	at net.minecraft.server.World.entityJoinedWorld(World.java:1264)
	at net.minecraft.server.WorldServer.entityJoinedWorld(WorldServer.java:106)
	at net.minecraft.server.World.playerJoinedWorld(World.java:1246)
	at net.minecraft.server.World.tickEntities(World.java:1153)
	at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:542)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:449)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)
Caused by: java.lang.NoClassDefFoundError: net/citizensnpcs/api/CitizensManager
	at com.github.r0306.antirelog.DamageListener.damage(DamageListener.java:58)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301)
	... 18 more
Caused by: java.lang.ClassNotFoundException: net.citizensnpcs.api.CitizensManager
	at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:41)
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:29)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
	... 24 more