Well, 5.6.4 is in Ubuntu Xenial... Can you update the package and see if the problem still exists?
** Changed in: plasma-discover (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1573994 Title: Slow, Unresponsive,Gui errors, segfault To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/plasma-discover/+bug/1573994/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs