Hi Tom. Thanks for your bug report. This particular issue seems to have been resolved in the latest version of software-center (1.1.25). I haven't tested it on a live-usb itself, but it should be the same as on an installed system with universe disabled.
** Changed in: software-center (Ubuntu) Status: New => Fix Released -- Software center lists programs that are not installable with no discoverable way to install them if only "main" is enabled https://bugs.launchpad.net/bugs/550248 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs