In disco and focal, I can reliably reproduce by running software- properties-gtk in a terminal, then focusing back the terminal window and pressing Ctrl+C to interrupt the program.
** Changed in: software-properties (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1860143 Title: /usr/bin/software-properties- gtk:AttributeError:run:run:__exit__:register_sigint_fallback:/usr/bin /software-properties-gtk@101:run To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/1860143/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs