We need more info or a link to the mod to see what you're doing wrong. We don't magically know what your friend who I secretly suspect is you typed into his text editor.
no he's working with elts
you know
elts
professional scripter
gosh how come no one knows who elts is
he's like only as popular as badspot
i find it interesting how he wishes to make a 'simple' one turret tank
if i'm not mistaken, that's not exactly easy..?