Hi,
Yes, before it only displayed the products once in the listing regardless of the number of categories.
We had to do that change so that you can now reorders products in categories even with the "all sub elements" option selected as we had a lot of people not understanding why they couldn't reorder the products.
Unfortunately, it's not possible to have both once the product regarldess of its categories AND the reordering with the "all sub elements" option support.
So if you want that, you would have to revert the file administrator/components/com_hikashop/views/product/view.html.php to the old version of the file:
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