Hello, I have this issue as well - my card is a Linksys/Cisco W600USB. After the upgrade from 9.10 to 10.04 beta 1 (and beta 2) I get the authentication error. The card works well with 2.6.31 kernel!
** Attachment added: "My messages.log - hth" http://launchpadlibrarian.net/43964451/messages.log -- rt2870 wireless card cannot connect to WPA network https://bugs.launchpad.net/bugs/543836 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