Bukkit

What steps will reproduce the problem?
1. create ender dragon statue using command: /statue create mob ender_dragon
2. Unable to effectively right click and remove, selects random statue and "removes" it
3.

What is the expected output? What do you see instead?
I expect to be able to remove the ender dragon, however it stays there upon right clicking and typing the command /statue remove

What version of the product are you using?
1.1.1

Do you have an error log of what happened?
Example of console output:
6:52:30 PM
CONSOLE:
[SEVERE] org.apache.commons.lang.UnhandledException: Plugin Statues v1.1.1 generated an exception while executing task 83773
6:52:32 PM
CONSOLE:
[SEVERE] Exception in thread "pool-1-thread-15474"

Please provide any additional information below.