I installed the version of ubuntu-release-upgrader from -proposed on an Ubuntu 18.10 system then rebooted into recovery mode and was able to successfully launch "repair broken packages".
** Attachment added: "Screenshot from 2018-11-05 09-25-27.png" https://bugs.launchpad.net/ubuntu/+source/friendly-recovery/+bug/1799839/+attachment/5209408/+files/Screenshot%20from%202018-11-05%2009-25-27.png ** Tags removed: verification-needed-cosmic ** Tags added: verification-done-cosmic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1799839 Title: not possible to use "Repair broken packages" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/friendly-recovery/+bug/1799839/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs