I meanwhile added some debug output to KDisplayManager, and the problem apparently is this: SDseat.property("CanMultiSession") = QVariant(Invalid)
(after the line "QVariant prop = SDseat.property("CanMultiSession");" in KDisplayManager::isSwitchable())
I meanwhile added some debug output to KDisplayManager, and the problem apparently is this: property( "CanMultiSessio n") = QVariant(Invalid)
SDseat.
(after the line "QVariant prop = SDseat. property( "CanMultiSessio n");" in KDisplayManager ::isSwitchable( ))