Found a workaround here: https://bbs.archlinux.org/viewtopic.php?pid=837944#p837944
""" I searched for the string "Launch (1)" recursively in my directory ~/.kde and found it in the files ~/.kde/share/config/kglobalshortcutsrc ~/.kde/share/config/khotkeysrc In both files I had to replace "Launch (1)" with "Calculator". Oddly enough I had to replace it with "Calculator", though the terminal application xev actually indicates the name "XF86Calculator" for that key. """ After patching the two files, I killed and restarted "kglobalaccel", and the key now works. -- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to kdebase-runtime in Ubuntu. https://bugs.launchpad.net/bugs/661829 Title: Cannot set up a trigger for the Calculator key To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kdebase-runtime/+bug/661829/+subscriptions -- kubuntu-bugs mailing list kubuntu-b...@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs