It will usually mean that you're not putting in a command correctly. Remember to also use a wood axe to make selections. Also, property names cannot have spaces (not sure about apostrophes either). Don't name something "todbot1 house", name it "todbot1_house".
--
Everything is overrated - <D
I would gladly take 90 whippings and be sentenced to 2 years in jail than have my account warned. - NotYou