Morganamilo [1] filed a orphan request for ignition-msgs [2]: Package depends on 'pkg-config>=0.28' which no longer exists. First comment about this issue was over a month ago @2018-06-04. [1] https://aur.archlinux.org/account/Morganamilo/ [2] https://aur.archlinux.org/pkgbase/ignition-msgs/