hey!
i just grabbed these bits from the help doc's and joined them in hopes that i would get a live blob tracker but it is getting a weird error. does anyone know another way to do this? or how i can make this work? or even just, why doesnt this work?

thanks in advance!

http://www.pdpatchrepo.info/hurleur/bobtracker_error1.jpg

that attachment is a screen shot of the error in which i unfortunately misspelled attach.... erm...