PlayerInteractEvent from right clicking on AIR

gistfile1.txt

Fri 11:51:43 AM [ SEVERE] java.lang.RuntimeException
Fri 11:51:43 AM [ SEVERE]       at edgruberman.bukkit.simpletest.Main.printStackTrace(Main.java:29)
Fri 11:51:43 AM [ SEVERE]       at edgruberman.bukkit.simpletest.Main.onInteract(Main.java:19)
Fri 11:51:43 AM [ SEVERE]       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
Fri 11:51:43 AM [ SEVERE]       at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
Fri 11:51:43 AM [ SEVERE]       at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
Fri 11:51:43 AM [ SEVERE]       at java.lang.reflect.Method.invoke(Unknown Source)
Fri 11:51:44 AM [ SEVERE]       at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425)
Fri 11:51:44 AM [ SEVERE]       at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
Fri 11:51:44 AM [ SEVERE]       at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:477)
Fri 11:51:44 AM [ SEVERE]       at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:462)
Fri 11:51:44 AM [ SEVERE]       at org.bukkit.craftbukkit.v1_5_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:181)
Fri 11:51:44 AM [ SEVERE]       at org.bukkit.craftbukkit.v1_5_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:151)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.PlayerConnection.a(PlayerConnection.java:612)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.Packet15Place.handle(SourceFile:58)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.NetworkManager.b(NetworkManager.java:292)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.PlayerConnection.d(PlayerConnection.java:110)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.ServerConnection.b(SourceFile:35)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.DedicatedServerConnection.b(SourceFile:30)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.MinecraftServer.r(MinecraftServer.java:578)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.DedicatedServer.r(DedicatedServer.java:225)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.MinecraftServer.q(MinecraftServer.java:474)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.MinecraftServer.run(MinecraftServer.java:407)
Fri 11:51:44 AM [ SEVERE]       at net.minecraft.server.v1_5_R2.ThreadServerApplication.run(SourceFile:573)