Links of the third level do not work, why?

Question

Zend Framework

Good afternoon.
the site is written on zend
https://www.ukr-metiz.com
Problem - after the backup was restored by the hoster, a bug got out - third-level links do not work, namely,
for example.
https://www.ukr-metiz.com/store/catalog/bolty just 404 . But it is in the admin panel and it is filled in correctly, and if you go further, for example, to some product
https://www.ukr-metiz.com/store/catalog/bolty/vyso... - then everything works. Which is very strange. Today I spent the whole day with this task, I don’t see any errors (.. I can’t understand anything .. help knowledgeable people. I’m ready to pay