Bukkit

What steps will reproduce the problem?
1. Spam the chat

What is the expected output? What do you see instead?
Block spam, see error log.

Crashes when player Joins, Crashes when player spams.
Using version: 3.3.5 it does not error on player join just it still errors when a player spams.

What version of the product are you using?
2.7.1, 3.3.5 tried on both with same outcome.

Do you have an error log of what happened?
ChatTweeks version: 2.7.1 Crash Log: http://pastebin.com/15jANWiM
Version: 3.3.5 http://pastebin.com/jwiSXune

Please provide any additional information below.
Both logs are in the same environment, just different versions of the plugin

Please provide your Configuration.yml file.
http://pastebin.com/U38YCfYa

On 3.3.5 it appears like you are putting in letters in the SwearFine in the spam config. Try changing the values, if problem persist let me know..