Seems that I have exactly the same problem since I "up"graded to 8.04 this morning. See excerpt of daemon.log (some names and IDs specific to my computer altered)
** Attachment added: "Failed connection attempt, ipw3945 to Linksys WRT54GX2" http://launchpadlibrarian.net/14059328/daemon.log.failed_connection_attempt -- Cannot connect automatically to access point when using hostap_pci https://bugs.launchpad.net/bugs/211780 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