MarsSeed [1] filed a deletion request for python2-pyndn [2]: Orphaned package, deprecated since 15 months ago. As mentioned by former owner in comment: "# bertof commented on 2022-01-08 17:06 (CET) As stated in the repository, this package is obsolete and should be replaced with python-ndn. " Please delete. Nothing depends on it. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/python2-pyndn/