[19:13:27] [Server thread/ERROR]: Could not pass event PlayerInteractEntityEvent to NPC v1.0
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[server.jar:git-Spigot-7d78b81-7e19325]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[server.jar:git-Spigot-7d78b81-7e19325]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [server.jar:git-Spigot-7d78b81-7e19325]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [server.jar:git-Spigot-7d78b81-7e19325]
	at net.minecraft.server.v1_11_R1.PlayerConnection.a(PlayerConnection.java:1527) [server.jar:git-Spigot-7d78b81-7e19325]
	at net.minecraft.server.v1_11_R1.PacketPlayInUseEntity.a(SourceFile:69) [server.jar:git-Spigot-7d78b81-7e19325]
	at net.minecraft.server.v1_11_R1.PacketPlayInUseEntity.a(SourceFile:13) [server.jar:git-Spigot-7d78b81-7e19325]
	at net.minecraft.server.v1_11_R1.PlayerConnectionUtils$1.run(SourceFile:13) [server.jar:git-Spigot-7d78b81-7e19325]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_111]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_111]
	at net.minecraft.server.v1_11_R1.SystemUtils.a(SourceFile:46) [server.jar:git-Spigot-7d78b81-7e19325]
	at net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:739) [server.jar:git-Spigot-7d78b81-7e19325]
	at net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:399) [server.jar:git-Spigot-7d78b81-7e19325]
	at net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:675) [server.jar:git-Spigot-7d78b81-7e19325]
	at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:574) [server.jar:git-Spigot-7d78b81-7e19325]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_111]
Caused by: java.lang.ClassCastException: ru.lisenochek.npc.CustomEntity cannot be cast to org.bukkit.entity.LivingEntity
	at ru.lisenochek.npc.InteractListener.rightClickOnNPC(InteractListener.java:19) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_111]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_111]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_111]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_111]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[server.jar:git-Spigot-7d78b81-7e19325]
	... 15 more