Bukkit

What steps will reproduce the problem?
1. Install MyBeds
2. Placing a sign and enter Guest to make a Guest bed gives NPE

What is the expected output? What do you see instead?
No errors

What version of the product are you using?
MyBeds 0.8.3 for CB 1.1-R6 Mar 02, 2012
Bukkit CB#2034

Do you have an error log of what happened?
2012-03-10 16:19:59 [SEVERE] Could not pass event SignChangeEvent to MyBed
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:303)
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:441)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:1247)
    at lishid.orebfuscator.hook.NetServerHandlerProxy.a(NetServerHandlerProxy.java:193)
    at net.minecraft.server.Packet130UpdateSign.handle(SourceFile:41)
    at net.minecraft.server.NetworkManager.b(NetworkManager.java:229)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:112)
    at lishid.orebfuscator.hook.NetServerHandlerProxy.a(NetServerHandlerProxy.java:60)
    at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:78)
    at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:554)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:452)
    at net.minecraft.server.ThreadServerApplication.run(SourceFile:490)
Caused by: java.lang.NullPointerException
    at com.codisimus.plugins.mybed.MyBed.getBed(MyBed.java:237)
    at com.codisimus.plugins.mybed.MyBedListener.onSignChange(MyBedListener.java:225)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301)
    ... 12 more