Hello. I am running Arch x86_64. sudo pacmatic -Syyuv gnucash results in: Root : / Conf File : /etc/pacman.conf DB Path : /var/lib/pacman/ Cache Dirs: /var/cache/pacman/pkg/ Lock File : /var/lib/pacman/db.lck Log File : /var/log/pacman.log GPG Dir : /etc/pacman.d/gnupg/ Targets : gnucash :: Synchronizing package databases... core 122.4 KiB 408K/s 00:00 [#########################################] 100% extra 1764.7 KiB 1812K/s 00:01 [#########################################] 100% community 3.3 MiB 1832K/s 00:02 [#########################################] 100% :: Starting full system upgrade... resolving dependencies... looking for conflicting packages... Packages (18) aqbanking-5.5.1-2 goffice0.8-0.8.17-3 guile1.8-1.8.8-4 gwenhywfar-4.13.1-3 ktoblzcheck-1.48-3 libart-lgpl-2.3.21-3 libdbi-0.9.0-2 libdbi-drivers-0.9.0-2 libgnomecanvas-2.30.3-3 libgsf-1.14.34-1 libmariadbclient-10.1.10-1 libofx-0.9.10-1 libxml++-2.40.1-1 opensp-1.5.2-5 postgresql-libs-9.4.5-1 python-3.5.1-1 slib-3b5-1 gnucash-2.6.10-1 Total Download Size: 0.66 MiB Total Installed Size: 221.06 MiB :: Proceed with installation? [Y/n] :: Retrieving packages ... libdbi-0.9.0-2-x86_64 642.2 KiB 1212K/s 00:01 [#########################################] 100% libdbi-drivers-0.9.0-2-x86_64 35.4 KiB 1771K/s 00:00 [#########################################] 100% (18/18) checking keys in keyring [#########################################] 100% (18/18) checking package integrity [#########################################] 100% error: libdbi: signature from "Thorsten Töpper <atsutane@freethoughts.de>" is unknown trust :: File /var/cache/pacman/pkg/libdbi-0.9.0-2-x86_64.pkg.tar.xz is corrupted (invalid or corrupted package (PGP signature)). Do you want to delete it? [Y/n] y error: libdbi-drivers: signature from "Thorsten Töpper < atsutane@freethoughts.de>" is unknown trust :: File /var/cache/pacman/pkg/libdbi-drivers-0.9.0-2-x86_64.pkg.tar.xz is corrupted (invalid or corrupted package (PGP signature)). Do you want to delete it? [Y/n] y error: failed to commit transaction (invalid or corrupted package) Errors occurred, no packages were upgraded. No pacnew files to update. Also, sudo pacmatic -S libdbi [sudo] password for default: Recent ML chatter: resolving dependencies... looking for conflicting packages... Packages (1) libdbi-0.9.0-2 Total Download Size: 0.63 MiB Total Installed Size: 1.92 MiB :: Proceed with installation? [Y/n] :: Retrieving packages ... libdbi-0.9.0-2-x86_64 642.2 KiB 1387K/s 00:00 [#########################################] 100% (1/1) checking keys in keyring [#########################################] 100% (1/1) checking package integrity [#########################################] 100% error: libdbi: signature from "Thorsten Töpper <atsutane@freethoughts.de>" is unknown trust :: File /var/cache/pacman/pkg/libdbi-0.9.0-2-x86_64.pkg.tar.xz is corrupted (invalid or corrupted package (PGP signature)). Do you want to delete it? [Y/n] y error: failed to commit transaction (invalid or corrupted package (PGP signature)) Errors occurred, no packages were upgraded. No pacnew files to update. And, sudo pacmatic -S libdbi-drivers Recent ML chatter: resolving dependencies... looking for conflicting packages... Packages (2) libdbi-0.9.0-2 libdbi-drivers-0.9.0-2 Total Download Size: 0.66 MiB Total Installed Size: 2.08 MiB :: Proceed with installation? [Y/n] :: Retrieving packages ... libdbi-0.9.0-2-x86_64 642.2 KiB 698K/s 00:01 [#########################################] 100% libdbi-drivers-0.9.0-2-x86_64 35.4 KiB 4.94M/s 00:00 [#########################################] 100% (2/2) checking keys in keyring [#########################################] 100% (2/2) checking package integrity [#########################################] 100% error: libdbi: signature from "Thorsten Töpper <atsutane@freethoughts.de>" is unknown trust :: File /var/cache/pacman/pkg/libdbi-0.9.0-2-x86_64.pkg.tar.xz is corrupted (invalid or corrupted package (PGP signature)). Do you want to delete it? [Y/n] y error: libdbi-drivers: signature from "Thorsten Töpper < atsutane@freethoughts.de>" is unknown trust :: File /var/cache/pacman/pkg/libdbi-drivers-0.9.0-2-x86_64.pkg.tar.xz is corrupted (invalid or corrupted package (PGP signature)). Do you want to delete it? [Y/n] y error: failed to commit transaction (invalid or corrupted package (PGP signature)) Errors occurred, no packages were upgraded. No pacnew files to update. (Note: other packages download fine, and I see no apparent problems with pacman. ) Should this be reported as a bug (or 2-3 bugs)? Or just I just patiently wait for Gnucash 2.6.11-1 (gnucash-latest) to move to the "extra" repository? And if so, any idea when it might be ready?