If there are items present in the cart from single product page adding, the ajax method will not increase quantity/price. If the cart is empty, adding to cart will remove $0.00 from the top-right and no changes are made to the contents of the shopping cart.
Read an old posts about 2 months old suggesting to clear browser cache. Clearing it didn’t work but a reinstall of WP, plugins, and Abundance fixed it.
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