[SEVERE] Could not pass event PlayerLoginEvent to OnTime v3.8.7
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427)
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
    at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30)
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478)
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463)
    at net.minecraft.server.v1_6_R2.PlayerList.attemptLogin(PlayerList.java:336)
    at net.minecraft.server.v1_6_R2.PendingConnection.e(PendingConnection.java:126)
    at net.minecraft.server.v1_6_R2.PendingConnection.d(PendingConnection.java:48)
    at org.spigotmc.netty.NettyServerConnection.b(NettyServerConnection.java:132)
    at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:592)
    at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239)
    at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481)
    at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413)
    at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582)
Caused by: java.lang.NullPointerException
    at net.milkbowl.vault.permission.Permission.has(Permission.java:109)
    at me.edge209.OnTime.PermissionsHandler.playerHas(PermissionsHandler.java:104)
    at me.edge209.OnTime.AwayFK.update(AwayFK.java:352)
    at me.edge209.OnTime.PlayerEventListener.logoutPlayer(PlayerEventListener.java:306)
    at me.edge209.OnTime.PlayerEventListener.onPlayerEvent(PlayerEventListener.java:71)
    at sun.reflect.GeneratedMethodAccessor64.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425)
    ... 13 more