Note that libcomerr2 has been renamed to libcom-err2 to conform with Debian's packaging naming guidelines. So libcomerr2 is now a transitional package (arch=all) where previously it was a binary package.
Why this is failing on Ubuntu is a complete mystery to me. On Debian Unstable, using "apt-get update --with-new-pkgs" it Just Works For Me..... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1749036 Title: package libcomerr2 1.43.8-2 failed to install/upgrade: libcomerr2:all 1.43.9-1 (Multi-Arch: no) is not co-installable with libcomerr2 which has multiple installed instances To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/e2fsprogs/+bug/1749036/+subscriptions -- ubuntu-bugs mailing list email@example.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs