[21:30:32] [Server thread/ERROR]: Could not pass event PlayerJoinEvent to AuctionHouse v1.0
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[spigot.jar:git-PaperSpigot-1f7d532]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot.jar:git-PaperSpigot-1f7d532]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:509) [spigot.jar:git-PaperSpigot-1f7d532]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:494) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.PlayerList.c(PlayerList.java:300) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.PlayerList.a(PlayerList.java:185) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.LoginListener.c(LoginListener.java:119) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.LoginListener.a(LoginListener.java:44) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.NetworkManager.a(NetworkManager.java:192) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.ServerConnection.c(ServerConnection.java:81) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:795) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:307) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:643) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:549) [spigot.jar:git-PaperSpigot-1f7d532]
	at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [spigot.jar:git-PaperSpigot-1f7d532]
Caused by: java.lang.NullPointerException
	at net.cfilatov.auctionhouse.data.DataHandler.loadUnclaimedListings(DataHandler.java:90) ~[?:?]
	at net.cfilatov.auctionhouse.controller.Events.onJoin(Events.java:15) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_66-internal]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_66-internal]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_66-internal]
	at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_66-internal]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:298) ~[spigot.jar:git-PaperSpigot-1f7d532]
	... 14 more