This bug seems to be the same than 774096. As I commented there, the bug is in GVFSD-FTP, from gvfs-backends, because replacing it using the one from ubuntu 10.10, all works fine.
** Project changed: nautilus => gvfs -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to nautilus in Ubuntu. https://bugs.launchpad.net/bugs/780084 Title: Nautilus closes FTP connections and uses a lot of CPU -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs