I want to download some episodes of a tv SHOW and i found that guy on it

https://thepiratebay(dot)org/search.php?q=user:Saturn5

it seems legit but why when i click on some torrents there is something like this

"Info Hash:

0000000000000000000000000000000000000000"

"Torrent does not exsist."

but when i click on magnet in search bar torrent works it is some kind of bug?