It looks like the workaround found by Jared offers you a one-time only opportunity to upgrade.
For me, it worked the first time I tried, but I didn't have the time to do the upgrade at once. But when I came back to do the upgrade, the button was gone, no matter that my ~/.update-manager-core/meta-release file is up-to-date with the text from http://changelogs.ubuntu.com/meta- release-development I also tried to update my ~/.update-manager-core/meta-release file again from the given url, although the text appeared unmodified at eye inspection, but of course it just didn't work because the "new" text was indeed unmodified... -- "update-manager -d" in Feisty presents no option to upgrade to Gutsy https://bugs.launchpad.net/bugs/129392 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs