Similar symptoms as OP (although launched from menu, not CLI) in Ubuntu MATE
16.04. Adding the qml-module-org-kde-games-core package as indicated seems to
have solved the problem for me as well.
(BTW, auto-generated Ubuntu error dialog stated "duplicate of
https://bugs.launchpad.net/bugs/155971
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: meta-kde (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1579752
Title:
k
