[00:23:49] [Server thread/ERROR]: Could not pass event PlayerQuitEvent to CombatTag v6.4.1-SNAPSHOT
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:310) ~[minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at net.minecraft.server.v1_8_R3.PlayerList.disconnect(PlayerList.java:346) [minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:844) [minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at net.minecraft.server.v1_8_R3.NetworkManager.l(NetworkManager.java:314) [minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at net.minecraft.server.v1_8_R3.ServerConnection.c(ServerConnection.java:145) [minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:817) [minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:367) [minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:657) [minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:560) [minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	at java.lang.Thread.run(Thread.java:745) [?:1.7.0_79]
Caused by: java.lang.NullPointerException
	at com.trc202.CombatTag.libs.npclib.nms.versions.v1_8_R3.NMS.makeProfile(NMS.java:111) ~[?:?]
	at com.trc202.CombatTag.libs.npclib.nms.versions.v1_8_R3.NMS.setSkin(NMS.java:91) ~[?:?]
	at com.trc202.CombatTag.libs.npclib.nms.NMSNPC.trySetSkin(NMSNPC.java:146) ~[?:?]
	at com.trc202.CombatTag.libs.npclib.nms.NMSNPC.spawn(NMSNPC.java:112) ~[?:?]
	at com.trc202.CombatTag.NPCManager.spawnHumanNPC(NPCManager.java:41) ~[?:?]
	at com.trc202.CombatTag.CombatTag.spawnNpc(CombatTag.java:175) ~[?:?]
	at com.trc202.CombatTagListeners.NoPvpPlayerListener.onPlayerQuit(NoPvpPlayerListener.java:81) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor336.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_79]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_79]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[minecraft_server.jar:git-Spigot-c5146ba-c637b93]
	... 12 more