[00:01:08] [Server thread/ERROR]: Could not pass event PlayerJoinEvent to Offline_Teleporter v0.3
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:294) ~[spigot.jar:git-Spigot-1455]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot.jar:git-Spigot-1455]
	at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) ~[spigot.jar:git-Spigot-1455]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot.jar:git-Spigot-1455]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.PlayerList.c(PlayerList.java:251) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.PlayerList.a(PlayerList.java:138) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.LoginListener.c(LoginListener.java:105) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.LoginListener.a(LoginListener.java:43) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.NetworkManager.a(NetworkManager.java:179) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.ServerConnection.c(ServerConnection.java:77) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.MinecraftServer.v(MinecraftServer.java:713) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.DedicatedServer.v(DedicatedServer.java:283) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.MinecraftServer.u(MinecraftServer.java:576) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java:482) [spigot.jar:git-Spigot-1455]
	at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:628) [spigot.jar:git-Spigot-1455]
Caused by: java.lang.NullPointerException
	at com.gmail.sevrius.OfflineTeleporter.OfflineTeleporter.createFile(OfflineTeleporter.java:277) ~[?:?]
	at com.gmail.sevrius.OfflineTeleporter.OfflineTeleporter.joinEvent(OfflineTeleporter.java:87) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor39.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_25]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_25]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:292) ~[spigot.jar:git-Spigot-1455]
	... 15 more