I don't know if thats true. But regardless, I use c_update to recaculate the size of my mesh after I have attached new entities, or changed the size. I honeslty don't know why it's not working for you, but I wish I could help.

you can find me with my face in the keyboard, unshaven, listening to some nameless techno tragedy, and hashing through code over a cold cup a stale joe. __________________________________ yours truly