Bukkit

What steps will reproduce the problem?
1. Install MC version 1.1
2. Install CraftBukkit version git-Bukkit-1.1-R3-b1846jnks (Implementing API version 1.1-R3)
3. Add Hardcore-2.1-ALPHA-SNAPSHOT.jar to plug-ins directory, restart server, and log in.

What is the expected output? What do you see instead?

Expected no errors. On player join:
10:02:12 [SEVERE] Could not pass event org.bukkit.event.player.PlayerLoginEvent to Hardcore
java.lang.NullPointerException
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:57)
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:453)
        at net.minecraft.server.ServerConfigurationManager.attemptLogin(ServerConfigurationManager.java:206)
        at net.minecraft.server.NetLoginHandler.b(NetLoginHandler.java:95)
        at net.minecraft.server.NetLoginHandler.a(NetLoginHandler.java:40)
        at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:61)
        at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:537)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:435)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)

What version of the product are you using?

Hardcore-2.1-ALPHA-SNAPSHOT.jar

Do you have an error log of what happened?

Posted above.

Please provide any additional information below.

Update: I deop'd myself to test death events and that failed as well. I'm able to log back in immediately on death.

10:16:06 [SEVERE] Could not pass event org.bukkit.event.entity.PlayerDeathEvent to Hardcore java.lang.NullPointerException at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:57) at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:453) at org.bukkit.craftbukkit.event.CraftEventFactory.callPlayerDeathEvent(CraftEventFactory.java:370) at net.minecraft.server.EntityPlayer.die(EntityPlayer.java:171) at net.minecraft.server.EntityLiving.damageEntity(EntityLiving.java:544) at net.minecraft.server.EntityHuman.damageEntity(EntityHuman.java:612) at net.minecraft.server.EntityPlayer.damageEntity(EntityPlayer.java:213) at net.minecraft.server.Explosion.a(Explosion.java:150) at net.minecraft.server.World.createExplosion(World.java:1528) at net.minecraft.server.WorldServer.createExplosion(WorldServer.java:229) at net.minecraft.server.EntityCreeper.a(EntityCreeper.java:122) at net.minecraft.server.EntityCreature.m_(EntityCreature.java:70) at net.minecraft.server.EntityLiving.d(EntityLiving.java:945) at net.minecraft.server.EntityMonster.d(EntityMonster.java:27) at net.minecraft.server.EntityLiving.y_(EntityLiving.java:339) at net.minecraft.server.EntityMonster.y_(EntityMonster.java:31) at net.minecraft.server.EntityCreeper.y_(EntityCreeper.java:72) at net.minecraft.server.World.entityJoinedWorld(World.java:1258) at net.minecraft.server.WorldServer.entityJoinedWorld(WorldServer.java:110) at net.minecraft.server.World.playerJoinedWorld(World.java:1240) at net.minecraft.server.World.tickEntities(World.java:1147) at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:528) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:435) at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)