ActiveRecord::RecordNotFound Couldn't find Category with 'id'=

ActiveRecord::RecordNotFound

in StoreController#catalog

Couldn’t find Category with ‘id’=

private
# Use callbacks to share common setup or constraints between actions.
def set_category
@category = Category.find(params[:id])
end

nevermind, solved i was using the syntax taken from rake routes in my routes.rb