For me worked change the file "/etc/apt/sources.list.d/prerequists- sources.list" and change the server that wasn't responding to another one, from:
http://es.archive.ubuntu.com/ubuntu feisty-backports main/debian-installer to http://en.archive.ubuntu.com/ubuntu feisty-backports main/debian-installer With that no more problem, but now I don't have a local server in my sources.list. -- 7.04->7.10 "Upgrade" fails: "Getting upgrade prerequisites failed" https://bugs.launchpad.net/bugs/153980 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