Sam Korson who also got this bug said ( https://bugs.launchpad.net/ubuntu/+source/gnome- software/+bug/1672424/comments/56 ):
'my issue seems to have been resolved now either way; I just noticed that there were some "system updates" available from inside Software and I installed those and rebooted. I can now install .deb files without problems. Great!' But most users don't go to that part of Ubuntu Software regularly? Why do these need to be installed? I don't understand why there's two different graphical update mangers in the first place... -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-software in Ubuntu. https://bugs.launchpad.net/bugs/1693463 Title: Can't install Debian packages for programs not in the Ubuntu repositories To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-software/+bug/1693463/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs