MarsSeed [1] filed a deletion request for landslide [2]: Unmaintained orphan package - last updated in 2019. Uses outdated Python 2, whereas current code supports even Python 3.8+. There is an up-to-date and maintained AUR/landslide-git package, so I recommend to delet this abandoned one. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/landslide/