It turns out that Firefox is trying to use the manual proxy settings when downloading flash even though no proxy is set.
** Attachment added: "Firefox proxy settings" http://launchpadlibrarian.net/25954149/ffxproxy.png -- firefox uses ftp proxy for updates when it is not selected https://bugs.launchpad.net/bugs/234947 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