[17:05:19] [Server thread/ERROR]: Could not pass event PlayerTeleportEvent to ImagineMC v0.1
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:310) ~[spigot.jar:git-Spigot-db6de12-3f3c65f]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot.jar:git-Spigot-db6de12-3f3c65f]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:498) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:466) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:458) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at sun.reflect.GeneratedMethodAccessor87.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_91]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_91]
	at us.myles.ViaVersion.protocols.protocol1_9to1_8.ViaIdleThread.run(ViaIdleThread.java:88) [ViaVersion-0.9.7.jar:?]
	at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:71) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:350) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:723) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557) [spigot.jar:git-Spigot-db6de12-3f3c65f]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_91]
Caused by: java.lang.NullPointerException
	at org.bukkit.craftbukkit.v1_8_R3.entity.CraftPlayer.sendBlockChange(CraftPlayer.java:346) ~[spigot.jar:git-Spigot-db6de12-3f3c65f]
	at Stan.ImagineMC.CmdInvis.ontp(CmdInvis.java:67) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_91]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_91]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_91]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_91]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot.jar:git-Spigot-db6de12-3f3c65f]
	... 17 more