We are using 2.3.7 and starting to look at upgrading this year to 2.4.x. Lately every time with add new products via import the product shows on the front end. Yet, we can't get to add to the cart when clicked. Our process has been working up until the last 3 weeks. Now if we go to the product in the back office and one by one we go to the product and click save then they work.,
