This package is provided by in the multiverse pocket and that is not one you have enabled. Once you enable it you'll be able to locate the package.
** Package changed: ubuntu-release-upgrader (Ubuntu) => ubuntu ** Changed in: ubuntu Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1953682 Title: enable to install anything couldn`t locate To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1953682/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs