Why is the product on the site, but not in the admin panel?

Question

1C-Bitrix

I am restoring the site after a virus, and I ran into a problem:
Some products are displayed on the site, but they cannot be found in the admin panel.
If you directly type in the url of the admin panel the id of the product, then it gives the following:

Answer 1

perhaps they remained only in the cache, or indeed, problems with access