There is just another glitch:
This is a very seldom phenomenon, I suppose.
Whoever would set 0 words for 12 euro? You are testing CafeTran like some users test their cell phones e.g. throwing out the tenth floor, dipping in water, bending or trampling on it. :). Actually, it leads to new interesting models and solutions. Thanks for catching it!
Well, 0 means "not set".