I have the same problem. I tried with the new applet and with wicd and the same problem occur. I'm giving some information I found in my log file, maybe it will help you fooind what's going on.
** Attachment added: "wlan.txt" http://launchpadlibrarian.net/26085143/wlan.txt -- [HP 2133 MiniNote laptop] Unexpected and unrecoverable wireless disconnect with B43 driver https://bugs.launchpad.net/bugs/331952 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
