Bukkit

What steps will reproduce the problem?
1. Put a diamond pickaxe in your inventory (Not any other tool)
2. Place a stone brick
3. Click the stone brick

What is the expected output? What do you see instead?
It does not switch me to my Diamond Pickaxe.

What version of the product are you using?
v1.4.1

Do you have an error log of what happened?
No errors.

Please provide any additional information below.
No additional information.