schnecki [1] filed an orphan request for referencer [2]: The version of libgnomecanvasmm>=2.26.0 does not work anymore, as they updated the package. Unfortunately, they changed the version number to libgnomecanvasmm-2.8.0 [1] https://aur.archlinux.org/account/schnecki/ [2] https://aur.archlinux.org/pkgbase/referencer/