Hi, This still seems to be an issue: https://askubuntu.com/questions/855013/safely-cleanup-apt-get-after-a-failed-r-installation-from-an-added-repo That is: The post-installation script (/var/lib/dpkg/info/r-base-core.postinst) do not check if the /usr/share/bash-completion/completions/R file exist before trying to move it. -- Eric