Please see https://bugs.kde.org/show_bug.cgi?id=354230 upstream.
Is fixed for 5.4.3. I would suggest backporting that specific patch listed in the final comment. ** Bug watch added: KDE Bug Tracking System #354230 https://bugs.kde.org/show_bug.cgi?id=354230 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1509334 Title: KDE/Plasma very slow to launch (Kubuntu 15.10) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/plasma-nm/+bug/1509334/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
