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Unexpected NavigationListener add
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Unexpected NavigationListener add
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Unexpected NavigationListener add
java.lang.Throwable: Unexpected NavigationListener add	at net.minecraft.server.v1_9_R1.NavigationListener.a(NavigationListener.java:16)	at net.citizensnpcs.util.nms.PlayerNavigation.(PlayerNavigation.java:51)	at net.citizensnpcs.npc.entity.EntityHumanNPC.initialise(EntityHumanNPC.java:261)	at net.citizensnpcs.npc.entity.EntityHumanNPC.(EntityHumanNPC.java:84)	at net.citizensnpcs.npc.entity.HumanController.createEntity(HumanController.java:82)	at net.citizensnpcs.npc.AbstractEntityController.spawn(AbstractEntityController.java:35)	at net.citizensnpcs.npc.CitizensNPC.spawn(CitizensNPC.java:192)	at net.citizensnpcs.commands.NPCCommands.create(NPCCommands.java:407)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at net.citizensnpcs.api.command.CommandManager.executeMethod(CommandManager.java:152)	at net.citizensnpcs.api.command.CommandManager.execute(CommandManager.java:87)	at net.citizensnpcs.api.command.CommandManager.executeSafe(CommandManager.java:175)	at net.citizensnpcs.Citizens.onCommand(Citizens.java:236)	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141)	at org.bukkit.craftbukkit.v1_9_R1.CraftServer.dispatchCommand(CraftServer.java:645)	at net.minecraft.server.v1_9_R1.PlayerConnection.handleCommand(PlayerConnection.java:1350)	at net.minecraft.server.v1_9_R1.PlayerConnection.a(PlayerConnection.java:1185)	at net.minecraft.server.v1_9_R1.PacketPlayInChat.a(PacketPlayInChat.java:45)	at net.minecraft.server.v1_9_R1.PacketPlayInChat.a(PacketPlayInChat.java:1)	at net.minecraft.server.v1_9_R1.PlayerConnectionUtils$1.run(SourceFile:13)	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)	at java.util.concurrent.FutureTask.run(Unknown Source)	at net.minecraft.server.v1_9_R1.SystemUtils.a(SourceFile:45)	at net.minecraft.server.v1_9_R1.MinecraftServer.D(MinecraftServer.java:721)	at net.minecraft.server.v1_9_R1.DedicatedServer.D(DedicatedServer.java:400)	at net.minecraft.server.v1_9_R1.MinecraftServer.C(MinecraftServer.java:660)	at net.minecraft.server.v1_9_R1.MinecraftServer.run(MinecraftServer.java:559)	at java.lang.Thread.run(Unknown Source)