MarsSeed [1] filed a deletion request for ros-noetic-hls-lfcd-lds- driver [2]: Unused, obsolete. Upstream is not maintained for Noetic since 4 years ago. [a] ROS1 (Noetic) packages are EOL and no longer compatible with Arch Linux, only with Python 3.9, Qt 5.12 and the freshly EOL Ubuntu 20.04 LTS. [a]: http://github.com/ROBOTIS-GIT/hls_lfcd_lds_driver/tree/noetic-devel [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/ros-noetic-hls-lfcd-lds-driver/