Page not found (404)

Request Method: GET
Request URL: http://shop:9999/catalog/gidromotory/aksialno-porshnevye/g16-13m-unit/
Raised by: main.flatpage.flatpage

No FlatPage matches the given query.

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.