Supermarket & C-Store Merchandising Supplies

You do not have a link list with a handle set to supermarket-c-store-merchandising-supplies, or you do and it's empty. Go ahead and create a link list called Supermarket & C-Store Merchandising Supplies on your Navigation page and populate that link list with links that point to collections, to see collections listed here. Make sure the link list also has a handle set to supermarket-c-store-merchandising-supplies.