my fault, I had installed plasma-network-manager from JRidell ppa. the last version on it breaks plasma
-- [jaunty] plasma crashes on start with SIGSEGV https://bugs.launchpad.net/bugs/338205 You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to kdebase-workspace in ubuntu. -- kubuntu-bugs mailing list kubuntu-b...@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs
