ayekat [1] filed a deletion request for epfl-printers [2]: Using post_install() and pre_remove() to add/remove printers with lpadmin assumes that CUPS is running, which cannot be guaranteed (unfortunately not noticed until the PKGBUILD had already been pushed to the AUR). [1] https://aur.archlinux.org/account/ayekat/ [2] https://aur.archlinux.org/pkgbase/epfl-printers/