error getting classifieds working

http://weightlosscentersreview.com/
error
http://weightlosscentersreview.com/classified/1111-2/
gives me a page not found

can not get permalink or content type to work.

and then there is the issue with trying to build a craigslist classified using state then city

which seems to be impossible.

I signed up last night but un able to get things working.

Help