I tried Debian Testing on real hardware and SDDM seems to work there. So I can reproduce the bug only on VirtualBox.
- Bug#897338: sddm: Cannot launch ... Alexander Kernozhitsky
- Bug#897338: sddm: Cannot la... Maximiliano Curia
- Bug#897338: sddm: Canno... Александр Керножицкий
- Bug#897338: Tested on hardw... Александр Керножицкий
- Bug#897338: Tested on h... Maximiliano Curia
- Bug#897338: Tested ... Lisandro Damián Nicanor Pérez Meyer
