I answer to myself just in case somebody else is also having the problem: instead of restarting the session (or rebooting), it's much more convenient just to kill kded4 and re-execute it again from krunner.
-- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to plasma-widget-networkmanagement in Ubuntu. https://bugs.launchpad.net/bugs/759209 Title: the applet hangs on vpn disconnection and makes all the kde session to hang too -- kubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs
