A few people have been reporting this (probably depending on the card). It would be interesting to know if latest svn version (a package might be uploaded soon) resolves the issue...
-- Knetworkmanager can't connect to a wireless network on startup https://launchpad.net/bugs/39873 -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs