After several attempts, i found that using iwl3945 with linux-backport- modules was the problem.
Now i can connect. I think that ths must be reported as a different bug. -- Kubuntu Jaunty: Cannot Connect To Wireless Network with WEP shared key https://bugs.launchpad.net/bugs/339313 You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to plasma-widget-network-manager in ubuntu. -- kubuntu-bugs mailing list kubuntu-b...@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs