MarsSeed [1] filed a deletion request for ctrlr-anderseriksson- roland-d50-panel [2]: Dead package. Upstream [a] and source [b] URLs both redirect to the base of the main GitHub 'ctrlr' repository. [a]: https://ctrlr.org/roland-d50-editor/ [b]: https://ctrlr.org/wp-content/uploads/delightful- downloads/2017/02/D50-editor-1.2.bpanelz [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/ctrlr-anderseriksson-roland-d50-panel/