Bukkit

What steps will reproduce the problem?
1. Using tnt on obby
2. exploding less than 5 tnt at once
3.

What is the expected output? What do you see instead?
I expected the obby to explode at the specified amount of tnt set in the config.yml (which was 1) and it did not explode with less than 5 tnt simultaneously exploding.

What version of the product are you using?

the latest version
Do you have an error log of what happened?

Please provide any additional information below.