On Sunday, 21 February 2016 13:20:50 IST David C. Rankin wrote: > Attempting update today, I received: > > error: mksh: signature from "Thorsten Töpper <........@freethoughts.de>" is > unknown trust > > :: File /var/cache/pacman/pkg/mksh-52.1-1-x86_64.pkg.tar.xz is corrupted > > (invalid or corrupted package (PGP signature)). > Do you want to delete it? [Y/n] n > error: failed to commit transaction (invalid or corrupted package) > Errors occurred, no packages were upgraded. > > Is this a know issue? How to work around (correctly)? Similar errors have occurred when archlinux-keyring package is not up to date with other packages. $ pacman-key --refresh-keys should resolve this if it is the same issue. -- Jayesh Badwaik